000 00984cam a22002651 4500
001 gs 32000041
003 DLC
005 20260227111336.0
008 761214s1931 nbuab b s001 0 eng c
010 _ags 32000041
035 _a(OCoLC)2622462
040 _aU. S. Geol. Survey. Libr.
_cTxWB
_dDLC
042 _apremarc
050 0 0 _aQE135
_b.A4 no. 6
100 1 _aCondra, Geo. E.
_q(George Evert),
_d1869-1958.
245 1 0 _aCorrelation of the Big Blue series in Nebraska,
_cby G. E. Condra and J. E. Upp.
260 _a[Lincoln]
_bPrinted by authority of the state of Nebraska,
_c1931.
300 _a74, [2] p. incl. illus., map, tables.
_c25 cm.
490 0 _aNebraska. Geological survey. Bulletin 6, second ser.
500 _aAt head of title: University of Nebraska.
504 _a"Annotated bibliography of the Big Blue series": p. 68-74.
650 0 _aGeology
_zNebraska.
650 0 _aGeology, Stratigraphic
_yPermian.
700 1 _aUpp, Jerry Eli,
_ejoint author.
999 _c26938
_d26938