000 00979cam a22002651 4500
001 gs 21000130
003 DLC
005 20260227111325.0
008 790212s1920 couab b s000 0 eng c
010 _ags 21000130
035 _a(OCoLC)4645682
040 _aU.S. Geol. survey Library
_cMiDW
_dDLC
042 _apremarc
050 0 0 _aQE91
_b.A4 no.19
100 1 _aHenderson, Junius,
_d1865-1937.
245 1 4 _aThe cretaceous formations of northeastern Colorado and the foothills formations of north-central Colorado,
_cby Junius Henderson.
260 _aDenver, Col.,
_bEames brothers, state printers,
_c1920.
300 _a98 p.
_billus., fold. map (in pocket)
_c23 cm.
490 0 _aColorado. Geological survey. Bulletin 19
500 _aAt head of title: Colorado Geological survey, Boulder ...
504 _aBibliography: p. 53-57, 94-96.
504 _aBibliographical foot-notes.
650 0 _aGeology
_zColorado.
650 0 _aGeology, Stratigraphic
_yCretaceous.
999 _c26081
_d26081