Bell Telephone Quarterely (1 results)

American Telephone & Telegraph Co., New York, 1934. 327 S., kart.--- - Enthält u.a. The Telephone Problem in the worlds largest Metropolitan Area/Buying be Telephone at Department Stores/Telephone power plants/The international Telephone Conferences of 1934/Significant Changes in the Occupational Distribution of the American Population - 238 Gramm.…