Search Results
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1
Stratigraphy of the Upper Cretaceous Niobrara Formation in the Raton basin, New Mexico
Published: New Mexico Bureau of Mines & Mineral Resources, 1986Description: 34 pages : illustrations ; 28 cm.Book -
2
Stratigraphy of the Niobrara formation at Pueblo, Colorado
Published: U.S. Govt. Print. Off., 1964Description: 30 pages 11 unnumbered leaves of plates, : illustrations ; 29 cm.Book