Sujet
Morse electric printing telegraph, c1882. Artist: Unknown
Légende
Morse electric printing telegraph, c1882. Rear view of the instrument showing the roll of paper for recording messages and the transmitting key at C. D are wet cells (batteries) providing electricity.
Oxford Science Archive
Date
1882
Crédit
Photo12/Heritage Images
Notre référence
HRM19B64_306
Model release
Non
Licence
Droits gérés
Format disponible
29,9Mo (1,6Mo) / 31,4cm x 23,9cm / 3710 x 2820 (300dpi)