000 00789cam a22002291 4500
001 gs 21000320
003 DLC
005 20260227111325.0
008 760415s1921 xx 000 0 eng
010 _ags 21000320
035 _a(OCoLC)2115124
040 _aDLC
_cTxEU
_dDLC
050 0 0 _aQE91
_b.A4 no. 25
100 1 _aGeorge, Russell D.,
_d1866-
245 1 0 _aOil shales of Colorado,
_cby R. D. George.
260 _aDenver, Col.,
_bEames brothers, state printers,
_c1921.
300 _a78 p.
_bincl. illus., tables., 2 fold. maps in pocket.
_c23 cm.
410 2 0 _aColorado Geological Survey.
_tBulletin,
_v25
500 _aAt head of title: Colorado Geological Survey, Boulder. R. D. George, state geologist.
504 _aBibliography: p. 73-76.
650 0 _aPetroleum
_zColorado.
999 _c26112
_d26112