000
00268nam a2200121Ia 4500
008
151205s9999||||xx |||||||||||||| ||und||
020
_c
0
100
_a
NOAKES, G.R.
245
2
_a
A TEXT BOOK OF LIGHT
260
_c
1948
_b
MACMILLAN
650
_a
OPTICS
942
_c
BK
999
_c
279950
_d
279950