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J. E. Lamar

Limestone resources of extreme southern Illinois
Limestone resources of extreme southern Illinois
J. E. Lamar
Geology and economic resources of the St. Peter sandstone of Illinois
Geology and economic resources of the St. Peter sandstone of Illinois
J. E. Lamar
Gumbotil as a potential source of rotary drilling mud, bonding clay and bleaching clay
Gumbotil as a potential source of rotary drilling mud, bonding clay and bleaching clay
J. E. Lamar