000
00299pam a2200133a 44500
082
_a
535.842
_b
H115i
100
_a
Hackforth, Henry L.
245
1
_a
INFRARED RADIATION
260
_a
N. Y.
_b
Mcgraw-Hill
_c
1960
300
_a
303
650
_a
Infra-Red Rays
964
_g
CIRC
997
_a
73387 C
999
_c
430142
_d
430142