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Desk Telephone Apparatus

Desk Telephone Apparatus
Siemens Germany, 1938 y.

PaBX System Desk Telephone Apparatus. Model Siemens W-28 with a letter-number indicator on a rotary number dialer. Had a handset with carbon capsule microphone and electro-magnetic telephone on a fork holder. Used in the postal, telegraph and social services and for city lines in Europe and Russia.1938, Germany.