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Stratigraphy of Middle Ordovician rocks in the zinc-lead district of Wisconsin, Illinois, and Iowa

January 1, 1956

No abstract available.

Publication Year 1956
Title Stratigraphy of Middle Ordovician rocks in the zinc-lead district of Wisconsin, Illinois, and Iowa
DOI 10.3133/pp274K
Authors A.F. Agnew, A. V. Heyl, C. H. Behre, E.J. Lyons
Publication Type Report
Publication Subtype USGS Numbered Series
Series Title Professional Paper
Series Number 274
Index ID pp274K
Record Source USGS Publications Warehouse