00461nam a2200181Ia 4500 230612s9999 xx 000 0 und d eng 621.87 MUR Murray O. 136612 Dmiralty Handbook Of Wireless Telegraphy 1931 1931 Johnson And Phillips 1012 Rs. W. 2003-04 Murray O. 136612 B:16-Mar-2008 ETC 164596 164596 1 0 0 0 CCEP CCEP 1991-11-12 Masurkar Enterprises ETC 621.87 MUR CCEP-BK-313 2023-06-12 00:00:00 2008-03-16 BK 000313