000
00297nam a2200121Ia 4500
008
211209s9999 xx 000 0 und d
041
_a
eng
082
_a
620 N70 HEN
100
_a
HENRY T H
245
_a
WORLD OF THE ENGINEER
260
_a
MADRAS
_b
UNITED STATES INFORMATION SERVICE
300
_a
252
999
_c
6607
_d
6607