000
00253pam a2200109a 44500
082
_a
551.0822
_b
G292 V.20 1949
100
_a
245
1
_a
GEOPHYSICAL ABSTRACTS
260
_a
_b
Johnson & Kraus , Newyork
_c
1964
964
_g
REF
997
_a
46914 BASE R
999
_c
446978
_d
446978