UPRIGHT TELEPHONE 1897
This hand-held instrument replaces the pillar model, with a lift-off combined receiver and speaker, standard for all future models
Picture No
10105040
Media ID
47303260
Size
2632px x 3801px
(2.5MB)
Credit
Mary Evans Picture Library
Source
Engraving by an unnamed artist in Das Buch der Erfindungen' volume 3, page 565
Date
1897
