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in 1834. A document of the award provides the known details of the machine, while a second document shows a drawing of the machine itself. However, no detailed documents about how it worked are known to exist.
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Very little is known about the inventor and the machine. It is only known that he was a carpenter; his machine was awarded a gold medal from the
Imperial-regio istituto lombardo di scienze, lettere e arti in
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was an
Italian inventor. He invented the first direct multiplication machine in 1834. This was also the second key-driven machine in the world, following that of
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Roegel, Denis. "Before Torchi and
Schwilgué, There Was White." IEEE Annals of the History of Computing 38.4 (2016): 92–93.
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Reflections on the
History of Computing. Springer, Berlin, Heidelberg, 2012. 204–230.
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in bad condition. Subsequently, no further information about the machine exists.
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The machine was exhibited in Brera between 1834 and 1837; it was later found by
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IEEE Annals of the
History of Computing, vol. 32, no. 1, 2010, pp. 34–43.
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Early
Italian computing machines and their inventors.
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104:Two Early Italian Key-Driven Calculators,
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176:Italian scientific instrument makers
156:History-Computer.com: Luigi Torchi
131:History of Computers and Computing
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171:19th-century Italian inventors
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30:Not to be confused with
32:Luigi Torchi (musician)
18:Luigi Torchi (inventor)
91:Giovanni Schiaparelli
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75:James White
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77:in 1822.
64:Italian
52:c. 1812
83:Milan
55:Italy
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