DESCRIPTION D'UNE MACHINE A CALCULER NOMMEE ARITHMOMETRE, DE L'INVENTION DE M. LE CHEVALIER THOMAS, DE COLMAR ; PAR M. HOYAU. (In Bulletin De La Societe D'Encouragement Pour L'Industrie Nationale. Vingt-Unieme Annee (No. CCXXI. ) Novembre 1822

By: Thomas, Charle Xavier De Colmar

Price: $7,500.00

Quantity: 1 available

Book Condition: Near Fine


First edition of this very important document in the history of computers. Paris, November, 1822. Disbound. Quarto. 26.5 cm. Arts Mechaniques. Pages [355] - 382. Pages uncut. CONTAINS THE FOLDED MEASURED PATENT DESIGN OF THOMAS COLMAR'S ARITHMOMETER. Plate measures 30cm x 70cm. From the Computer History Museum: "The Society concluded that, It is really not possible to combine the parts of this instrument any better than he has done in order to overcome the predicament of the subject," and awarded de Colmar a gold medal." This is the oldest surviving example of the type of stepped drum calculating machine constructed under patents obtained by the Frenchman Charles Xavier Thomas of the French town of Colmar in 1820. Machines that could do arithmetic automatically were built as mechanical marvels in the 1600s on the design of mathematicians such as Blaise Pascal and Gottfried Leibniz. However, it was only with the introduction and improvement of the machine of Thomas that calculating machines became part of the

Title: DESCRIPTION D'UNE MACHINE A CALCULER NOMMEE ARITHMOMETRE, DE L'INVENTION DE M. LE CHEVALIER THOMAS, DE COLMAR ; PAR M. HOYAU. (In Bulletin De La Societe D'Encouragement Pour L'Industrie Nationale. Vingt-Unieme Annee (No. CCXXI. ) Novembre 1822

Author Name: Thomas, Charle Xavier De Colmar

Categories: Computer History,

Publisher: Paris, De L'Imprimerie De Madame Huzard, Rue De L'Eperon-Saint-Andre-Des-Arts: 1822

Binding: Softcover

Book Condition: Near Fine

Seller ID: 9032