Menu Expand Menu Close
Back to Top
Filter Search Expand Close Filter
Search Expand Search Close

Search Constraints

Start Over
You searched for: Creator Personal Names Leonard, Joseph W. Remove constraint Creator Personal Names: Leonard, Joseph W. Subject Topical Coal mines and mining--Research. Remove constraint Subject Topical: Coal mines and mining--Research.
1 entry found
Number of results to display per page

Search Results

1. Research needs in coal mining.

Creator Personal:
Leonard, Joseph W.
Title:
Research needs in coal mining.
Call Number:
P3940
Date:
undated
Description:
Serial issue. Issued as: West Virginia University. Coal Research Bureau. Technical report, no. 100.
Subject Topical:
Coal mines and mining--Research.
All:
Coal mines and mining--Research.