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

Search Constraints

Start Over
You searched for: Acquisition Source Munn, Robert F. Remove constraint Acquisition Source: Munn, Robert F. Projects West Virginia History OnView Remove constraint Projects: West Virginia History OnView Topical Subjects Coal mines and mining. Remove constraint Topical Subjects: Coal mines and mining.
1 - 2 of 2
Number of results to display per page

Search Results

Modified longwall mining with a German coal planer. Progress report 2: Completion of mining in three adjacent panels in the Pocahontas No. 4 coal bed, Helen, W. Va; If this photograph is used for publication, please give credit to the Bureau of Mines, United States Department of Interior.

1. Wood Crib Constructed with Crib Releases

IDNO:
002750
Title:
Wood Crib Constructed with Crib Releases
Date:
undated
Description:
Modified longwall mining with a German coal planer. Progress report 2: Completion of mining in three adjacent panels in the Pocahontas No. 4 coal bed, Helen, W. Va; If this photograph is used for publication, please give credit to the Bureau of Mines, United States Department of Interior.
'Modified longwall mining with a German coal planer. Progress report 2: Completion of mining in three adjacent panels in the Pocahontas no. 4 coal bed, Helen, W. Va.' Please give credit to the Bureau of Mines, United States, Department of Interior.

2. Interior of a Coal Mine with Roof Supports Along Longwall Face

IDNO:
002721
Title:
Interior of a Coal Mine with Roof Supports Along Longwall Face
Description:
'Modified longwall mining with a German coal planer. Progress report 2: Completion of mining in three adjacent panels in the Pocahontas no. 4 coal bed, Helen, W. Va.' Please give credit to the Bureau of Mines, United States, Department of Interior.