Ordovician and Silurian graptolite succession in the Trail Creek area, central Idaho -- a graptolite zone reference section /

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Bibliographic Details
Author / Creator:Carter, Claire, author.
Imprint:Washington : United States Department of the Interior, Geological Survey, 1977.
Description:1 online resource (iv, 37 pages, 7 unnumbered leaves of plates) : illustrations, map.
Language:English
Series:Geological Survey professional paper ; 1020
Geological Survey professional paper ; 1020.
Subject:
Format: E-Resource U.S. Federal Government Document Book
URL for this record:http://pi.lib.uchicago.edu/1001/cat/bib/11557393
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Other authors / contributors:Churkin, Michael, 1932-
Geological Survey (U.S.), issuing body.
Notes:Includes bibliographical references (pages 32-33) and index.
Description based on online resource; title from PDF title page (USGS viewed Mar. 8, 2018).
Other form:Print version: Carter, Claire. Ordovician and Silurian graptolite succession in the Trail Creek area, central Idaho -- a graptolite zone reference section
GPO item no.:0624 (online)
Govt.docs classification:I 19.16:1020