000 00890cam a22002291 4500
001 gs 06001227
003 DLC
005 20260227111305.0
008 811015r1899uuuunyuabf 000 0 eng c
010 _ags 06001227
035 _a(OCoLC)7850725
040 _aLibrary, U.S. Geol. survey
_cNBuU
_dNBuU
_dOCoLC
_dDLC
050 0 0 _aQE1
_b.C7 vol. 9, no. 65
100 1 _aIrving, J. D.
_q(John Duer),
_d1874-1918.
245 0 2 _aA contribution to the geology of the northern Black Hills.
260 _a[New York]
_b[s.n.]
_c1899.
300 _a1 p. leaf, 187-340 p.
_billus., plates (partly fold.) fold. map.
_c25 cm.
490 0 _aContributions from the Geological department of Columbia university.
_vvol. IX, no. 65
502 _aThesis (PH. D.)--Columbia university.
500 _aFrom Annals New York academy of sciences, vol. XII, no. 9.
650 0 _aGeology
_zBlack Hills (S.D. and Wyo.)
999 _c24525
_d24525