Military bases

Packaging Facilities at the Yokohama, Japan Signal Maintenance Depot shop. This was a support center for the Korean War.

The teletype repair section of the Signal Maintenance Depot, Yokohama, Japan. This was a support center for the Korean War.

The reconditioning section of the Signal Maintenance Depot, Yokohama, Japan. This was a support center for the Korean War.

The crystal shop at the Yokohama, Japan Signal Maintenance Depot. This was a support center for the Korean War.

The equipment cleaning section of the Signal Maintenance Depot, Yokohama, Japan. This was a support center for the Korean War.

Headquarters Far East Command Communications Center in Tokyo, Japan, during the Korean War. Portion of the teletypewriter repair shop showing work benches and the fixed jigs wired to permit easy test of repaired units during the Korean War.

Terminal Station of the General Headquarters, Far East Command Communications Center, Dai Ichi Building, Tokyo, Japan.

Headquarters Far East Command Communications Center in Tokyo during Korean War. Interior of operating section of telecon room showing one of two identical sending and receiving positions. Standard Model 19 Teletypewriters are used for perforating and sending, while Model 15 Page Copy Printers, without keyboards, are used for receiving. The Model 14 Reperforator provides a means for monitoring enciphered traffic.

Interior of General Headquarters teleconference room in Tokyo, Japan, showing conferees' table and projection screens during the Korean War.

Headquarters, Far East Command Communications Center in Tokyo during Korean War. Tape perforation positions. These four positions utilize Model 19 Teletypewriters for perforating and transmitting outgoing terminal messages into the relay station for onward transmission to addressee. Soldiers are at work.