000 | 00477 a2200169 4500 | ||
---|---|---|---|
082 |
_a557.3 _bUn3g |
||
245 | 1 | _aGEOLOGICAL SURVEY RESEARCH | |
260 |
_aWashington _bU. S. Govt. Print Off. _c1967 |
||
300 | _av.,Y | ||
440 |
_aIts Professional Paper _v |
||
500 | _aChap. C | ||
500 | _aVol. For 1960 Issued By The Survey'S Geologic Division | ||
650 | _aGeology -- U. S | ||
650 | _aGeology -- Addresses, Essays, Lectures | ||
964 | _gCIRC | ||
997 | _aA11297 C | ||
999 |
_c459013 _d459013 |