11 vols.; small folio; beautiful contemporary art nouveau style publisher’s boards; illustrated with pop-ups throughout (a few parts may be missing from the pop-ups, although it is impossible to know exactly, as there is no bibliography to check it). AN IMPORTANT AND COMPLETE SET of this extraordinary periodical publication published in Barcelona, fully illustrated with pop-ups of machinery, devices, and vehicles invented at that time. Illustrations include trams, aircraft, film projectors, locomotives, cars, transformers, accumulators, etc. It is not common to find technical publications with such graphic characteristics in any language. Important from a scientific point of view and for the presence of the 'pop up' illustrations - not usual in Spanish books of the period. Using pop-ups may have come from German publications of the same period. Some of the more interesting black & white illustrations have also been included. Colour plates in order: 1912 volume. 1. Dinamo de Corriente Continua (dc dynamo) with a numbered table 1-41. 2. Nuevo Motor para Automoviles (New Motor for Cars) . 3. Motor de Gas (Gas Engine) with a numbered table 1-37. 4. Turbo-Dinamo (Turbo-Dynamo). 5. Aeroplano (Modelo Voisin) (Airplane) with a numbered table 1-30. 6. Locomotora Compound de Cuatro Cilindros y Diez Ruedas para Trenes de Carga (Four-Cylinder Ten-Wheel Compound Locomotive for Freight Trains). 7. Turbina "Pelton" (Turbine "Pelton") with a numbered table 1-30. 8. Motor Horizontal Compound en Tandem (Horizontal Compound Tandem Motor). 9. Distribution de Vapor Sistema Corliss (Corliss System Steam Distribution) with a numbered table 1-32. 10. Dinamo de Corriente Continua (Direct Current Dynamo). 11. Acumulador Edison/Edison (Edison / Edison accumulator) with a numbered table 1-19. 12. Torpedero "Soridderen" de la real Armada Danesa (Torpedo boat "Soridderen" of the Royal Danish Navy). 13. Transformador de Corriente Alterna Trifasica (Three-Phase Alternating Current Transformer) with a numbered table 1-22. 14. Automobile Hispano-Suiza (Hispano-Suiza Automobile) with a numbered table 1-52. 15. Turbina de 7500 Caballos Fuerza para la Marina Italiana (7500 Horsepower Turbine for the Italian Navy) 16. Engrasador Automatico Mecanico - Tamano Natural (Mechanical Automatic Greaser (Natural Size)) with a numbered table 1-33. 17. Motor de Automobile Hispano-Suiza - Chassis 15/20 (Hispano-Suiza Car Engine - Chassis 15/20) with a numbered table 1-29. 18. Maquina de Vapor de Triple Expansion (Lamina II) (Triple Expansion Steam Machine (Sheet II)) 19. Locomotor Compound para Trenes Expresos (Compound Locomotive for Express Trains) with a numbered table 1-40. 20. Motor daimler marino de 100/115 HP (100/115 HP Daimler Marine Engine) 21. Caldera tubular y de recipiente para vapor recalentado (Tubular Boiler and Vessel for Reheated Steam) with a numbered table 1-43. 22. Caldera de vapor tubular y de deposito combinado y Caldera para locomovil (Combined tank and tubular steam boiler and locomotive boiler). 1913 volume. 23. Turbina de vapor de 2000 HP construcción "Krupp" (2000 HP steam turbine construction "Krupp") 24. Maquina de Escribir L.C. Smith & Bros (Typewriter L.C. Smith & Bros) with a numbered table 1-55. 25. Mezcladora americana para la fabricación de cemento armado (American mixer for the manufacture of reinforced cement). 26. Motor de corriente alterna trifasica (Three-phase alternating current motor) with a numbered table 1-40. 27. Bomba sin Volante (Flywheelless Pump). 28. Canilladora Moderna de Cruzado Rapido (Modern Fast Crossover Bobbin Machine) with a numbered table 1-26. 29. Détaillés de aparatos voladores de la casa Albatro de Berlin (Details of flying machines from the Albatro house in Berlin). 30. Monoplano Etrich tipo militar aleman 1912 (German military type Etrich monoplane 1912) with a numbered table 1-52. 31. Installation de una fabrica de tejidos de madera (Installation of a wood weaving factory). 32. Contador de Corriente Continua (Direct Current Meter). 33. Maquina de vapor de 20 hp (20 hp Steam Engine). 34. Maquina de vapor de 20 HP (20 HP Steam Engine) with a numbered table 1-43. 35. Motor Diesel de 4 tiempos, tipo marino-vertical (4-stroke diesel engine, marine-vertical type). 36. Motor Diesel 4 Cillindros - 4 Cilos (Motor Diesel 4 cylinders - 4 cycles) with a numbered table 1-40. 37. Nueva maquina taladradora radial (New radial drilling machine). 38. Gasogeno "National" with a numbered table 1-56. 39. Esquema de las conexiones de la locomotora eléctrica no. 121, de 2000 caballos, de los talleres de Construcción Oerlikon, para la linea de Loetschberg. (Diagram of the connections of the electric locomotive no. 121, of 2000 horses, from the Oerlikon Construction workshops for the Loetschberg line). 40. Locomotora eléctrica "Oerlikon" 2000 HP (2000 HP "Oerlikon" Electric Locomotive) with a numbered table 1-44. 41. Turbina de vapor para la marina, sistema Tosi (Steam turbine for the marine, Tosi system). 42. Sumergible Ingles - Tipo A3 (Submersible English - Type A3) with a numbered table 1-64. 43. Turbina hidraulica de 20,000 HP, de fuerza, sistema Escher, Wass & Cie (Hydraulic turbine of 20,000 HP of force, Escher, Wyss & Co.) 44. Turbina de vapor, para la marina (Steam turbine, for the marine) with a numbered table 1-41. 45. Instalacion de una gran bomba para la elevación de aguas (Installation of a large pump for lifting water). 46. Condensador de contracorriente (Countercurrent capacitor) with a numbered table 1-37. 1914 volume. 47. Turbina hidraulica, sistema Francis (Hydraulic turbine, Francis system) with a numbered table 1-37. 48. Tranvia elettrico con freno de aire comprimido Knorr (Knorr electric tram with compressed air brake) with a numbered table 1-48. 49. Maquinas para la propulsion marina (Machines for marine propulsion). 50. Torno Revolver (Tipo A.H. Schutte) (Revolver Lathe (Type A.H. Schutte) with a numbered table 1-29. 51. Motor de aceite de 1600 HP, para barco petrolero de la marina inglesa (1600 HP oil motor, for English navy petrol boat). 52. Bomba Centrifuga (Tipo turbi-bomba Korting) (Centrifugal Pump (Korting turbi-pump type) with a numbered table 1-24. 53. El transatlantic "Britannic"-Corte longitudinal y plano de los puentes (The transatlantic "Britannic" - Longitudinal and plane section of the bridges). 54. Contador de Gas (Gas meter) with a numbered table 1-41. 55. Planos generales del trasatlántico "Britannic" (General plans of the ocean liner "Britannic"). 56. Amperimetro y Voltimetro (Ampmeter and Voltmeter) with a numbered table 1-14. 57. Grua eletriza Cantilever de 250 toneladas (Cantilever electric crane 250 tons). 58. Motor Diesel, Fijo, de cuatro cilindros a cuatro tiempos, de 400 a 800 caballos, con compresor trifasico (Fixed Diesel Engine, four-cylinder, four-stroke, 400 to 800 horsepower, with three-phase compressor). 59. Locomotor Compound de cuatro cilindros para el ferrocarril Paris, Lyon y Mediterráneo, en la exposición de Lyon (Four-cylinder Compound locomotive for the Paris, Lyon and Mediterranean railway, at the Lyon exhibition). 60. Motor Diesel, Marino, de cuatro cilindros a dos tiempos, de 440 caballos (440 horsepower, four-cylinder, two-stroke, Marine Diesel Engine). 61. Horno Talbot para producir 200 toneladas de acero (Talbot furnace to produce 200 tons of steel). 62. Dinamo Tetrapolar (Tetrapolar Dynamo) with a numbered table 1-39. 63. Installation Cinematografica Gaumont (Gaumont Cinematographic Installation) with a numbered table 1-34. 64. Canon Krupp de campana de 75 mm (Krupp bell canon, 75 mm) with a numbered table 1-45. 65. Mina Submarina (Underwater Mine) with a numbered table 1-33. 1915 volume. 66. Alternador Trifasico de 100 Kilovatios (100 Kilowatt Three-phase Alternator) with a numbered table 1-23. 67. Locomotora compound articulada del tipo 2-8-8-8-2 (Articulated compound locomotive of type 2-8-8-8-2). 68. Locomotor compound articulada del tipo 2-8-8-8-2 (Articulated compound locomotive of type 2-8-8-8-2). 69. Motor Korting de Gas Pobre de 6 HP (6 HP Lean Gas Korting Engine) with a numbered table 1-62. 70. Ametralladora Maxim (Maxim machine gun) with a numbered table 1-20. 71. Sub-estacion transformadora de corriente trifasica (Three-phase current transformer substation) with a numbered table 1-12. 72. Interruptor automatico de aceite para corrientes trifasicas a 25,000 voltios (Automatic oil switch for three-phase currents at 25,000 volts) with a numbered table 1-18. 73. Cambio de marcha para locomotora (Gear change for a locomotive) with a numbered table 1-22. 74. Valvular Elerctrico-Pneumatica Chapsal (Chapsal Electric-Pneumatic Valve) with a numbered table 1-17. 75. Dinamo de 15 Caballos (15 horse dynamo). 76. Motor asincronico para corriente alterna trifasica de 60 HP ( A synchronous motor for three-phase alternating current of 60 hp) with a numbered table 1-21. 77. Turbo-generador de 6250 kilovatios (6,250 kilowatt turbo-generator). 78. Valvular de reduction auld, modelo 1915 (Auld reduction valve model 1915) with a numbered table 1-20. 79. Distribution de motor a gas Korting (Korting gas engine distribution) with a numbered table 1-23. 80. Locomotora compound articulada del tipo 2-8-8-8-2 (Articulated compound locomotive of type 2-8-8-8-2) with a numbered table 1-30. 81. Locomotora compound articulada tipo 2-8-8-8-2 détaillés del tender y distribution. (Articulated compound locomotive type 2-8-8-8-2 tender and distribution details) with two numbered tables: Tender 1-22 / Distribution 1-14. 1916 volume. 82. Freno a vacío, automatico y moderable CLAYTON (Vacuum brake, automatic and moderate CLAYTON) with a numbered table 1-20. 83. Casa (Chalet) with a numbered table 1-40. 84. Las turbinas de los torpedos de la nueva Escuadra Española (The torpedo turbines of the new Spanish Squadron) 85. Turbina de vapour a presion media (Medium pressure steam turbine) with a numbered table 1-16. 86. Detalles de construcción de la Turbina de vapour a presion media. (Construction details of the medium pressure steam turbine). 87. Ventilador Rotativo (Rotary fan) with a numbered table 1-14. 88/89. Linea de distribución (Distribution line) Sheets 1-2. 90/91. Linea de distribución (Distribution line) Sheets 3-4. 92. Alto Horno Electrico, Tipo Sueco (Electric Blast Furnace, Swedish Type) with a numbered table 1-13. 93/94. Linea de distribución (Distribution line) Sheets 5-6. 95. Motocicleta "Indian" 7 HP (Motorcycle "Indian" 7 HP) with a numbered table 1-54. 96/97. Linea de distribución (Distribution line) Sheets 7-8. 98. La dinamo de corriente continua (DC dynamo) 99. Installation completa para soldadura autogena (Complete installation for autogenous welding) with a numbered table 1-51. 100. Installation de una turbina Francis, eje horizontal (Installation of a Francis turbine, horizontal axis) with a numbered table 1-31. 101. Turbina "Francis" ("Francis" turbine) with a numbered table 1-52. 102. Distribucion del vapor por válvulas - Sistema Procell-Dresden (Steam distribution by valves - Procell-Dresden System) with a numbered table 1-48. 103. Dinamo de Corriente Continua Inducido y Escobillas (Induced Direct Current Dynamo and Brushes) with a numbered table 1-36. 104. Bomba de aire de simple efecto para condensadores de vapor (Single-acting air pump for steam condensers) with a numbered table 1-27. 1917 volume. 105. Dinamo de Corriente continua cojinete combinado para ejes con presión longitudinal (Direct current dynamo combined bearing for shafts with longitudinal pressure) with a numbered table 1-33. 106. Installation completa para telegrafia sin hilos, sistema Rochefort (Complete installation for wireless telegraphy, Rochefort system) with a numbered table 1-45. 107. Dinamo de corriente continua Armazon, Electroimanes y caja de bornes (Direct current dynamo frame, electromagnets and terminal box) with a numbered table 1-40. 108. Regulation sistema "Picard" para la entrada del agua en las turbinas (Regulation "Picard" system for the entry of water into the turbines) with a numbered table 1-34. 109. Motor "Rex" para aceites pesados y bencina (Engine "Rex" for heavy oils and benzine) with a numbered table 1-43. 110. Motor Diesel de reversion directa a dos tiempos, de 600 HP para el buque motor de dos helices "Emperatriz Alexandra"(600 HP Direct Reversion Two Stroke Diesel Engine for the twin-propeller motor ship "Empress Alexandra" ). 111. Contador de corriente alterna monofónica sistema Duncan (Duncan system monophonic alternating current meter) with a numbered table 1-45. 112. Motor con refrigeración de aire (Air-cooled motor). 113. Telegrafia sin hilos (Wireless telegraphy) with a numbered table 1-63. 114. Turbinas de vapor fijas (Fixed steam turbines). 115. Motor horizontal "Gardner" 5 HP a 4 tiempos para gasolina o gas (Horizontal "Gardner" 5 HP 4-stroke engine for gasoline or gas) with a numbered table 1-51. 116. Locomotora para tren de pasajeros (Locomotive for passenger train) 117. Pilas Electricas Pila "Bunsen" - Pila "Grove" - La Seca "Zacharias" (Electric Batteries "Bunsen" Battery - "Grove" Battery - La Seca "Zacharias") with a numbered table 1-64. 118. Turbo alternador trifasico de 15,000 kilovatios (15,000 kilowatt three phase turbo alternator) 119. Maquina Compound S.V. (Compound S.V. Machine) with a numbered table 1-51. 120. Distribution del vapor por válvulas obligadas. Construcción y sistema "Hartmann" (Steam distribution by forced valves. Construction and "Hartmann" system) 121. Telefono "Ericson" (Phone "Ericsson") with a numbered table 1-45. 122. Motor semi Diesel marino (Marine semi diesel engine). 123. Turbo-dinamo de corriente alterna trifasica (Three-phase alternating current turbo-dynamo) with a numbered table 1-43. 124. Installation de una turbina moderna (Installation of a modern turbine). 125. Bomba "Weir" moderna para la alimentación de las calderas de vapor (Modern "Weir" pump for feeding steam boilers) with a numbered table 1-43. 126. Arco Voltaico de corriente continua (Korthing y Mathiesen) (Voltaic arc of direct current (Korthing and Mathiesen) with a numbered table 1-45. 1918 volume. 127. Alternador Trifasico nuevo modelo "Invertido" (Three-phase alternator new model "Inverted") with a numbered table 1-43. 128. El doble motor de gas (The double gas engine) 129. Maquina de vapor con distribución de válvulas (Steam engine with valve distribution) with a numbered table 1-38. 130. Sistemas de ignition en los motores de gas (Ignition systems in gas engines). 131. Motor Electrico Vertical (Vertical Electric Motor) with a numbered table 1-30. 132. Suministro de energia elettrica de Buenos Aires: La estacion central de Pedro Mendoza (Buenos Aires Electric Power Supply: Pedro Mendoza Central Station) 133. Caldera marina tipo "Thornycroft-Schultz" (Marine boiler type "Thornycroft-Schultz") with a numbered table 1-27. 134. Turbina de vapor de 10,000 k.w. y condensador para la estación central de Buenos Aires (10,000 k.w steam turbine and condenser for the central station of Buenos Aires). 135. Microscopio Moderno (Modern Microscope) with a numbered table 1-34. 136. Calentador de aire sistema "Whitwell" para altos hornos ("Whitwell" system air heater for blast furnaces) with a numbered table 1-14. 137. Moto-Dinamo "Delco" (Moto-Dynamo "Delco") with a numbered table 1-50. 138. Construccion de las válvulas sistema "Sulzer" (Construction of the "Sulzer" system valves) with a numbered table 1-40. 139. Bomba reguladora de alta presión (High pressure regulator pump) with a numbered table 1-25. 140. Bombas de triple expansion instaladas en un distrito de Londres para la extracción de letrinas (Triple expansion pumps installed in a London district for the extraction of latrines). 141. Doble pulso metro a vapor (Double pulse steam meter) with a numbered table 1-22. 142. Disposicion general de la maquinaria motriz turbo-eléctrica, en el buque "Wulsty Castle" (General arrangement of the turbo-electric driving machinery, on the ship "Wulsty Castle"). 143. Interruptor en aceite, automático A.E.G. (Switch in oil, automatic A.E.G.) with a numbered table 1-32. 144. Turbina de vapor, radial, Ljungstrom de buque "Wulsty Castle" (Steam turbine, radial, ship's Ljungstrom "Wulsty Castle"). 145. Taquimetro a dos liquids para grandes velocidades (Two-liquid tachymeter for high speeds) with a numbered table 1-23. 146. Turbina de vapor, radial, Ljungstrom de buque "Wulsty Castle" (Steam turbine, radial, ship's Ljungstrom "Wulsty Castle"). 147. Maquina de vapor marina, de expansion, con condensador (Expansion marine steam engine with condenser) with a numbered table 1-60. 148. Vapor de dos helices, de passajeros "Stavangerfjord" (Two-prop steamer, passenger "Stavangerfjord"). 149. Campana submarina para penales acústicas (Underwater bell for acoustic signals) with a numbered table 1-33. 150. Bombas de cuádruple expansion para la extraction de las aguas residuarias de la ciudad del Cairo (Quadruple expansion pumps for the extraction of sewage from the city of Cairo). 1919 volume. 151. Amperimetro y Voltimetro (Ampmeter and Voltmeter) with a numbered table 1-27. 152. Draga de dos helices, de 1,500 toneladas (1,500 tonne twin screw dredger). 153. Regulador acoplado al eje o volante (Regulator coupled to shaft or hand wheel) with a numbered table 1-25. 154. Installation para el trasiego del carbon en las fabricas de gas de Saltey, Birmingham (Installation for the transfer of coal in the gas factories of Saltey, Birmingham). 155. Indicador de vapor (Steam indicator) with a numbered table 1-32. 156. El buque porta trenes de Southampton (The Southampton Train Carrier [ship]). 157. Dinamo de voltajes multiples nuevo modelo "Unipolar" (New model "Unipolar" multiple voltage dynamo) with a numbered table 1-36. 158. Turbina de doble reducción, del vapor "Merida" (Double reduction steam turbine "Merida"). 159. Inyectado de cemento por proyección (Injected cement by spraying) with a numbered table 1-42. 160. Cizallas hidráulicas de vapor (Hydraulic steam shears). 161. Motor aero "Maybach" de 300 h.p. (300 h.p. "Maybach" aero engine) with a numbered table 1-27. 162. Chimeneas horizontales y de expulsion de vapor "Argus", estacion de hidroplanos (Horizontal chimneys and "Argus" steam expulsion, hydrofoil station). 163. Calentador de agua para la alimentación de las calderas de vapor (Water heater for feeding steam boilers) with a numbered table 1-30. 164. Locomotora eléctrica monofónica Oerlikon de 15,000 voltios, construida para los ferrocarriles del Gobierno Suizo (Oerlikon 15,000 volt monophonic electric locomotive, built for the Swiss Government Railways). 165. Nuevo acoplamiento de doble platillo de friccion (New double friction plate coupling) with a numbered table 1-38. 166. Disposicion de la maquinaria del buque motor "Santa Margarita" (Disposition of the machinery of the motor ship "Santa Margarita"). 167. Nuevo compresor E.R.-1, tipo "Ingersoll-Raud" (New E.R.-1 compressor, "Ingersoll-Rand" type) with a numbered table 1-53. 168. Modernas Maquinas Marinas. Maquinas de triple expansion de 7,200 h.p. para torpedero (Modern Marine Machines. Triple expansion machines of 7,200 h.p. for shortstop). 169. Bomba moderna de membrana para líquidos corrosivos (Modern diaphragm pump for corrosive liquids) with a numbered table 1-45. 170. Sujecion de los cánones marinos (Subjection of marine fees (?)) 171. Motor de automovil Abadal-Buich (Abadal-Buich automobile engine) with a numbered table 1-30. 172. Turbinas marinas Westinghouse-Rateau, para los buques "Assiout" y "Amarna" (Westinghouse-Rateau marine turbines, for the ships "Assiout" and "Amarna"). 173. Pararrayos Gola (alta tension) (Gola lightning rod (high voltage) with a numbered table 1-53. 174. Construccion de buques de cemento armado en Barrow-in-Furness (Construction of reinforced concrete ships in Barrow-in-Furness). 1920 volume. 175. Motor de gas de dos cilindros combinados en uno (Two cylinder gas engine combined in one) with a numbered table 1-40. 176. Tanque ingles modelo VI, empleado en la guerra (English tank model VI, used in the war). 177. Bomba de doble succión para alta presión (Double suction pump for high pressure) with a numbered table 1-27. 178. Motoren Diesel del buque motor "Asia" para la Compania Asiatica de Oriente (Diesel engines of the "Asia" power ship for the East Asia Company). 179. Carburador vertical "Zenith" (Vertical carburettor "Zenith") with a numbered table 1-26. 180. Motor de seis cilindros y 40 h.p. para automóvil (Six-cylinder engine and 40 h.p. for automobile) 181. Motor de corriente continua a 500 voltios para bastidores de trenes eléctricos (500 volt DC motor for electric train frames) with a numbered table 1-41. 182. Motor de cuatro cilindros y 15.9 h.p. para automóvil (Four-cylinder engine and 15.9 h.p. for automobile) 183. Horno mecanizo a gas para recocer, templar, pavonear, etc., bolas y artículos similares (Mechanized gas oven) with a numbered table 1-37. 184. Locomotora de recalentados tipo 0-8-0 de tres cilindros, "Compania de ferrocarriles del Nordeste", de Inglaterra (Locomotive type 0-8-0 of three cylinders, "Company of railways of the North East", of England). 185. Moderna prensa de briquetas, sistema Dorsten-Loblin (Modern briquette press, Dorsten-Loblin system) with a numbered table 1-42. 186. Motores de aceite pesado, de ocho y doce cilindros para submarinos británicos (Heavy oil, eight and twelve cylinder engines for British submarines). 187. Nuevo Interruptor Automatico (New Automatic Switch) with a numbered table 1-35. 188. Barco patrulla tipo "Eagle" de la marina de guerra Norteamericana (US Navy "Eagle" type patrol boat). 189. Machacadora de piedra. Tipo moderna, sistema de conos (Stone crusher. Modern type, cone system) with a numbered table 1-42. 190. Tipos de pequenos buques de guerra, de gran velocidad (Types of small warships, high speed). 191. La moderna distribución por válvulas (Modern valve timing) with a numbered table 1-30. 192. El Globo Dirigible, rigido, H.M.-"R.80" (The Dirigible Balloon, rigid, H.M.- "R.80"). 193. Bomba "Bloch" (Pump "Bloch") with a numbered table 1-41. 194. Locomotora con recalentados, tipo 2-8-0 (Locomotive, type 2-8-0). 195. Perforadora para piedra "Little Giant" marca Ingersoll Rand (Ingersoll Rand "Little Giant" Rock Drill) with a numbered table 1-36. 196. Construction de las paletas para turbinas "Francis" (Construction of the blades for "Francis" turbines). 197. Inyector para calderas de alta presión, sistema "Korting" (Injector for high pressure boilers, "Korting" system) with a numbered table 1-46 & 1-7). 198. Turbinas "Francis", tipo Espiral - (Fuerza: 300 h.p.) (Turbines "Francis", Spiral type - (Force: 300 h.p.) 1921 volume. 199. Common "Arbenz" tipo cadena, de 4 toneladas, motor 30/35 h.p. (Common "Arbenz" type chain, 4 tons, 30/35 h.p. engine). 200. Turbina doble (gemela) con 2 tubos de succión en cámara cerrada eje horizontal. - Fuerza: 500 h.p. (Double turbine (twin) with 2 suction tubes in closed chamber horizontal axis. - Force: 500 h.p.) 201. Maquina combinada para ensayos de cementos a tracción y presión. Sistema "Amsler" (Combined machine for tensile and pressure cement testing. "Amsler" system). 202. Turbina doble (gemela) doble en canal abierto, con turbo de succión en eje horizontal. - Fuerza: 100 h.p. (Double turbine (twin) in open channel, with turbo suction on horizontal axis. - Force: 100 h.p.) 203. Maquina universal para ensayos de materiales a presión, tracción, pliegue, ensayos de dureza Brinell (Universal machine for testing materials under pressure, tension, crease, Brinell hardness tests). 204. Moderna planta eléctrica "Litscher Lite" (Modern "Litscher Lite" power plant). 205. Installation completa de turbina "Francis" doble (gemela) eje vertical. - Fuerza 2000 h.p. (Complete installation of a double (twin) vertical axis "Francis" turbine. - Force 2000 h.p.) 206. Regulador Picard para turbinas hidráulicas con servomotor (Picard regulator for hydraulic turbines with servo motor) with a numbered table 1-38. 207. Tractor Cleric, tipo tanque, para usos agricolas e industriales (Cletrac tractor, tank type, for agricultural and industrial uses) with a numbered table 1-35. 208. Nuevo embolo de ajuste regulable para maquinas de vapor a gran potencia (New adjustable plunger for high power steam engines) with a numbered table 1-41. 209. Grupo Hidroeléctrico construido por D. Antonio Planas Escudos, Ingeniero constructor - Barcelona (Hydroelectric Group built by Mr. Antonio Planas Escubos, Construction Engineer - Barcelona). 210. Obturador "Unicum" (Unicum" shutter) with a numbered table 1-18. 211. Pequento compresor "Futuro" (Small "Future" compressor) with a numbered table 1-42. 212. Locomotora con recalentador, tipo 2-8-0, para los ferrocarriles del Estado, de Belgica (Locomotive with preheater, type 2-8-0, for the Belgian State Railways). 213. Regulador para maquinas de vapor sistema "Hartung & Kuhn" (Regulator for steam machines "Hartung & Kuhn" system) with a numbered table 1-37. 214. Motor de seis cilindros del automóvil "Minerva" (Six-cylinder engine of the car "Minerva"). 215. Valvula automatica de seguridad para turbinas de gran potencia (Automatic safety valve for high power turbines) with a numbered table 1-33. 216. Motor marino de aciete a dos ciclos, de 40 h.p. (Two-cycle, 40-h.p. oil-based marine engine). 217. La fuerza motriz a vapor (The driving force to steam) with a numbered table 1-50. 218. Locomotora tipo 2-10-0, de los ferrocarriles de Pensilvania (Type 2-10-0 locomotive, Pennsylvania Railroad). 219. Nueva turbina Americana "Teisset" (New American "Teisset" turbine) with a numbered table 1-37. 220. Conjunto de caja de marchas y diferencial (Gearbox and differential assembly) with a numbered table 1-44. 1922 volume. 221. El moderno motor "Berlie", tipo V.L. 1921 (The modern "Berlie" engine, type V.L. 1921) with a numbered table 1-57. 222. Cardan-Embrague de discos metálicos y juego de dirección irreversible (Cardan-Clutch with metal discs and irreversible headset). 223. Aspirador continuo de laboratorio (modelo AS.2) de la Casa Ganzer (Continuous laboratory aspirator (model AS.2) from Casa Ganzer) with a numbered table 1-42. 224. Dispositivo electromecánico para el accionamiento de una válvula de 2,500 milímetros de diámetro (Electromechanical device for actuating a 2,500-millimeter diameter valve) with a numbered table 1-31. 225. Moderno dispositivo por aire comprimido para el accionamiento de compuertas de canales, sin contrapeso (Modern compressed air device for driving channel gates, without counterweight) with a numbered table 1-40. 226. Prensa-revolver para la fabricación de tejas y ladrillos sistema "Jager" (Press-stirrer for the manufacture of tiles and bricks system "Jager") with a numbered table 1-47. 227. Retorta "Bessemer" para la fundicion de hierro y acero (Retort "Bessemer" for casting iron and steel) with a numbered table 1-35. 228. Locomotora eléctrica de 1,200 caballos del ferrocarril metropolitano de Londres (1,200 horsepower electric locomotive of the London Metropolitan Railway). 229. Tractor moderno 10-12 h.p., tipo "Twin City" (Modern tractor 10-12 h.p., type "Twin City") with a numbered table 1-41. 230. Motor de petroleo de 12 cilindros, de 375 caballos para guarda-costas (12-cylinder, 375-horsepower, coastguard oil engine). 231. Resistencia eléctrica por liquido regulable (Adjustable liquid electrical resistance) with a numbered table 1-31§. 232. Moderna maquinaria para el lavado de la lana (Modern machinery for washing wool) with a numbered table 1-26. 233. Limitador de corriente de la A.E.G. de Berlin (A.E.G current limiter of Berlin) with a numbered table 1-24. 234. Camion electric de 5 toneladas Marca C.T. (5-ton electric truck C.T.) with a numbered table 1-44. 235. Moderno contador de agua "Worthington" de disco (Modern "Worthington" disc water meter) with a numbered table 1-43.