Llull, Ramon (1233-1315 or 1316). Majorcan writer and philosopher. "Inventiva Veritatis". Engraving of the martyrdom of Ramon Llull in Tunisia. Printed in Valencia in 1515 by D. of Gumiel. University
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Newcomen steam engine invented by Thomas Newcomen in 1712. It consisted of a pump designed to reduce water steam in the galleries of mines. Engraving.
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APARATO MAGNETO-ELECTRICO DE CLARKE. Grabado S. XIX.
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Phonograph. Created in 1877 by Thomas Alva Edison (Milan, Ohio, 1847-West Orange, 1931). Colored engraving.
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NIEPCE, NicE`phore (1765-1833), French inventor.
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Neanderthals making weapons and tools.
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Phonoplex telegraph invented by Thomas Alva Edison (1847-1931). Engraving.
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Africa. European settler instructing the natives by a projection with the unit called "Magic Lantern".  Engraving from 1879.
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Antonio Carnicero (1748-1814). Spanish painter. Ascent of the Balloon in the Presence of the Court of Charles IV. 1783. Fine Arts Museum. Bilbao. Spain.
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Ancien bike. 19th century. Engraving.
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Old bicycle. USA. XIX century engraving.
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Edison, Thomas Alva (1847-1931). American Inventor. Nineteenth-century colored engraving.
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Experimentos realizados con el "TELEFONO" del Dr. ALEXANDER GRAHAM BELL (1847-1922), para transmitir la voz humana a largas distancias. Boston, 1877. Estados Unidos. Grabado del siglo XIX.
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Edison, Thomas Alva (1847-1931). American Inventor. Nineteenth-century engraving.
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Quadruplex telegraph invented by Thomas Alva Edison (1847-1931) in 1874. It could send and receive four telegraph messages simultaneously on a single wire, two signals in each direction. Engraving.
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Rontgen, Wilhelm Conrad (1845-1923). German physicist. Discovered Roentgen rays or X-ray (1895). In 1901 he was awarded the Nobel Prize in Physics. Rontgen exploring a child with X-ray device by 1900.
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Phonograph. Created in 1877 by Thomas Alva Edison (Milan, Ohio, 1847-West Orange, 1931). Engraving.
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Isaac Peral (1852-1895). Spanish engineer, sailor and designer of the Peral Submarine. Partial tests verified the Peral submarine in the dock of Arsenal de la Carraca, 1889. Cadiz. Andalusia. Spain.
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Astrolabe of 1566. Netherlands.
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PANTELEGRAFO DE CASELLI. Aparato creado en el año 1862 para el envío y recepción de imágenes a larga distancia a través de la red telegráfica. Es obra del físico italiano Giovanni Caselli (1815-1891).
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Autographic telegraph invented by Thomas Alva Edison (1847-1931). Engraving.
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Siemens, Werner von (Lenthe, 1816-Charlottenburg, 1892). German engineer. Nineteenth-century engraving.
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Experiments on the phone from Dr. Alexander Graham Bell (1847-1922), to transmit the human voice over long distances. Boston, 1877. United States. 19th-century engraving.
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Isaac Peral (1852-1895). Spanish engineer, sailor and designer of the Peral Submarine. Immersion tests verified in the Bay of Cadiz in 1889. Engraving.
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Wright, Orville (Dayton, 1871-1948). American aviator. With his brother is credited with inventing and building the world's first successful airplane and making the first controlled, powered and susta
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