
Sujet
Telephone Recording Device
Légende
Chicago, Illinois: November 13, 1930
A young woman demonstrates the "Teleword" machine at the National Business Show. It records both ends of a telephone conversation on wax cylinders for posterity, contracts and lawsuits.
Date
13 nov. 1930
Crédit
Photo12/Underwood Archives/UIG
Notre référence
UMG20A13_187
Model release
Non
Property release
NA
Licence
Droits gérés
Format disponible
49,4Mo (8,6Mo) / 30,5cm x 40,6cm / 3598 x 4800 (300dpi)