000
00270nam a22000977a 4500
008
231030b |||||||| |||| 00| 0 eng d
040
_a
National Science Library
_c
National Science Library
245
_a
BPR
260
_a
New York:
_b
Library of Congress,
_c
1970
942
_c
CR
999
_c
62854
_d
62854