000
00305nam a2200145Ia 4500
001
18791
008
170722s9999 xx 000 0 und d
100
_a
Bragg Willaim
245
_a
Universe of light, eng /
260
_c
1959
653
_a
Light
653
_a
Optics
653
_a
Physics
942
_c
GEN
999
_c
1149
_d
1149