000 00275pam a2200121a 44500
082 _a621.3193
_bIb2
100 _aUrwin, C. R.
245 1 _aIBBETSON'S ELECTRIC WIRING
260 _aLondon
_bE. &. F. N. Spon
_c1961
300 _a296
964 _gCIRC
997 _a16874 s C
999 _c436276
_d436276