000
00216nam a2200085 4500
080
_a
537/538
_b
PLA.56
245
_a
Theory of electricity and magnetism
100
_a
Plank, Max
260
_a
New York
_b
The macmillan company
_c
1957
300
_a
xii+247p
999
_c
23813
_d
23813