Pre-Cambrian rocks of the Lake Superior Region : a review of newly discovered geologic features, with a revised geologic map / by C.K. Leith, Richard J. Lund and Andrew Leith.
Publication Info.
Washington : Department of the Interior, United States Geological Survey, 1935.
Washington : United States Government Printing Office
Includes bibliographical references (pages 26-31) and index.
Access
Use copy Restrictions unspecified star MiAaHDL
Reproduction
Electronic reproduction. [S.l.] : HathiTrust Digital Library, 2010. MiAaHDL
System Details
Master and use copy. Digital master created according to Benchmark for Faithful Digital Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002. http://purl.oclc.org/DLF/benchrepro0212 MiAaHDL
Processing Action
digitized 2010 HathiTrust Digital Library committed to preserve pda MiAaHDL
Note
Online resource; title from PDF title page (USGS viewed Apr. 17, 2017).