000
00283nam a2200109Ia 4500
008
211209s1950 xx 000 0 und d
041
_a
eng
100
_a
LEEMING JOSEPH
245
_a
ROYON THE FIRST MAN MADE FIBER
260
_a
N Y
_b
CHEMICAL PUBLISHING CO I N C
_c
1950
300
_a
203
999
_c
99795
_d
99795