000
00263pam a2200109a 44500
082
_a
625.7
_b
N214B NO.212
100
_a
National Research Council
245
1
_a
BULLETIN
260
_a
Washington
_b
National Research Council
_c
964
_g
CIRC
997
_a
24307 C
999
_c
418173
_d
418173