00658nam a2200169Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d IIA Library (035)621.396 BIR United Kingdom. Her Majesty's Stationery Office 8124 Handbook of line communication vol. 1, a comprehensive textbook dealing with the theoretical and practical aspects of the transmission of intelligence over lines His Majesty's Stationery Office London Her Majesty's Stationary Office 1947 875p. Handbooks-Line Communication 8125 NASA Thesaurus  BK 4603 4603 0 0 0 0 BAN BAN GEN 0000-00-00 0 (035)621.396/ BIR 5136 2021-11-05 0000-00-00 BK