Zinc-lead-copper resources and general geology of the upper Mississippi Valley district / by Allen V. Heyl [and three others].

Author/creator Heyl, Allen V. author.
Format Electronic
Publication[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1955.
DistributionWashington : United States Government Printing Office.
Description1 online resource (iii, 227-245 pages, 1 page of plate) : illustrations, maps, charts.
Supplemental Contenthttps://purl.fdlp.gov/GPO/gpo62517
Subjects

Other author/creatorGeological Survey (U.S.) issuing body.
Other author/creatorWisconsin Geological and Natural History Survey, sponsoring body.
Other author/creatorIllinois State Geological Survey, sponsoring body.
Other author/creatorIowa Geological Survey, sponsoring body.
SeriesGeological Survey bulletin ; 1015-G
A contribution to economic geology
Geological Survey bulletin ; 1015-G. ^A16485
Contributions to economic geology. ^A315929
General noteTitle from title screen (viewed July 21, 2014).
General note"Prepared in cooperation with the Wisconsin Geological and Natural History Survey, the Illinois State Geological Survey, and the Iowa Geological Survey.
Bibliography noteIncludes bibliographical references (pages 242-243) and index.
Reproduction noteElectronic reproduction. Denton, Texas : University of North Texas, 2015 . Electronic reproduction from print master produced by University of North Texas.
Technical detailsMaster and use copy. Digital master created according to Technical Guidelines for Digitizing Archival Materials for Electronic Access. U.S. National Archives and Records Administration, 2004. http://www.archives.gov/preservation/technical/guidelines.html TxDN
Action note digitized 2015 University of North Texas committed to preserve
Issued in other formPrint version: Zinc-lead-copper resources and general geology of the upper Mississippi Valley district
Other title Technical report archive and image library.
GPO item number0620 (online)
Govt. docs number I 19.3:1015-G

Availability

Library Location Call Number Status Item Actions
Electronic Resources Access Content Online ✔ Available