FIELD PHONES
19:30
FIELD PHONES PART 2
13:08
How does this "phone" work without a line?
13:24
Using old Field Telephones as a wired intercom
18:32
Restoration of a Siemens crank telephone from the 1920s 🇩🇪
13:51
TA-1/PT Vietnam Field Phone
20:18
1941 U.S. ARMY SIGNAL CORPS SPLICING OF FIELD WIRE CABLE TECHNIQUES FIELD TELEPHONE 11844
16:11
FIELD PHONE OPS: Field Phones for Possible Cave Rescue Use
15:50