bild
MATHEMATICS;CALCULATOR;COMPUTER
Charles Babbage (1791-1871) English mathematician. His 'difference engine', a prototype calculating machine. (KEYSTONE/World History Archive)
Instruktionen
COPYRIGHTPFLICHTIG, , EDITORIAL USE ONLY. FOR ANY OTHER USE, PLEASE CONTACT US.
Lizenz
Rights Managed
Erstellungsdatum
Ort
Credit
KEYSTONE
Source
World History Archive WHA
Byline
Grösse
6000 x 9143 px
Dateityp
JPEG