000
00309nam a2200133Ia 4500
008
220201s1962 xx 000 0 eng d
041
_a
ENG
100
_a
ABBOTT, W
245
4
_a
THE SWITCH GEAR HANDBOOK
250
_a
2ND
260
_a
LONDON
_b
SIR ISAAC PITMAN LTD
_c
1962
300
_a
IX+245
942
_2
ddc
999
_c
38659
_d
38659