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You searched for: Corporate Names Koppers Company. Remove constraint Corporate Names: Koppers Company. Medium print Remove constraint Medium: print Topical Subjects Coal--Transportation. Remove constraint Topical Subjects: Coal--Transportation.
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Photo from WVU College of Mineral Resources Scrapbook

1. Koppers Coal Company Layer-Loading Practices Showing Comparison with Conventional Loading

IDNO:
028479
Title:
Koppers Coal Company Layer-Loading Practices Showing Comparison with Conventional Loading
Date:
undated
Description:
Photo from WVU College of Mineral Resources Scrapbook