000
00260nam a22000857a 4500
008
210303b ||||| |||| 00| 0 eng d
050
_a
QC521
245
_a
Principles of electricity and magnetism,
_c
PUGH, EMERSON M.
942
_2
lcc
_h
QC521 .P84 1962
999
_c
1363
_d
1363