00773nam a2200301Ia 4500 OSt 20220208103310.0 210210b1938 xxu||||| |||| 00| 0 eng d AL eng 535/172 ADMIRALTY 17587 Admiralty handbook of wireless telegraphy: magnetism and electricity Vol 1 London Majestys stationary 1938 442 1 17588 wireless 17589 Vol 17590 telegraphy: 17591 magnetism 17592 handbook 17593 electricity 17594 Admiralty 17595 1 17596 Electricity 17597 008790 ddc BK 126603 126603 0 0 0 0 Physics AL AL Physics 2021-02-17 0.00 0 535/172 008790 2021-02-17 00:00:00 2021-02-17 BK 0 0 0 0 Physics AL AL Physics 2021-02-17 0.00 0 535/173 008791 2021-02-17 00:00:00 2021-02-17 BK