000 00261 a2200109 4500
082 _a623.85
_bG798n
245 1 _aNAVAL ELECTRICAL POCKET BOOK
260 _aLondon
_bHer Majesty'S Stationery Office
_c1953
300 _a413
964 _gREF
997 _a25154 s R
999 _c452968
_d452968