Sujet
Morse electric printing telegraph, c1882. Artist: Unknown
Légende
Morse electric printing telegraph, c1882. Front view of the instrument showing the roll of paper for recording messages and the transmitting key at A. D are wet cells (batteries) providing electricity.
Oxford Science Archive
Date
1882
Crédit
Photo12/Heritage Images
Notre référence
HRM19B64_305
Model release
Non
Licence
Droits gérés
Format disponible
30,0Mo (1,0Mo) / 32,5cm x 23,1cm / 3833 x 2732 (300dpi)