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Total 2 Records Found
| AT and T Technical Journal Published by: Short Hills, American Telephone and Telegraph (United States of America) Subject: Communications - Telephone And Telegraph Published: 1922 ISSN: 8756-2324 Available at 8 Universities. | |||
| AT and T Bell Laboratories Record : devoted to research development in the field of communications Published by: Short Hills, American Telephone and Telegraph Co., Bell Laboratories Subject: Communications Published: 1925 Available at 1 Universities. | |||