Sujet
Railroad Train Signals
Légende
United States: c. 1910
The top post semaphore type automatic signal giving a "Proceed" indication to a train © Underwood Archives / The Image Works
Crédit
Photo12/Underwood Archives/UIG
Notre référence
UMG20A17_447
Model release
Non
Property release
NA
Licence
Droits gérés
Format disponible
52,8Mo (7,8Mo) / 32,5cm x 40,6cm / 3842 x 4800 (300dpi)