American cretaceous ferns of the genus tempskya
By: by Charles B. Read and Roland W. Brown.
Contributors: Brown, Roland Wilbur, 1893-1961.; Geological Survey (U.S.)
Series: U.S. Geological Survey professional paper -- 186-F; Shorter contributions to general geology
Publisher: U.S. Government Printing Office
Published: 1937
Place of publication: Washington, DC
Language: eng
Number of pages: 131
Subjects: Paleobotany -- Cretaceous.
Notes: Also available in microfiches kept on 2d floor of library.

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