First Railroad Bituminous Mine in United States at Elkhart, Maryland
Description:
This is the first railroad bituminous coal mine in America. It was at Elkhart, Maryland, between Cumberland and Frostburg. Opened in 1842, when the Baltimore and Ohio Railroad entered Cumberland.
Modified Longwall Mining with a German Coal Planer (Plow) in the Pocahontas No. 3 Coalbed, Keystone, W. Va.
Description:
Plan for modified longwall mining with a German coal planer (Plow) in the Pocahontas No. 3 coal bed, Keystone, West Virginia. Credit Bureau of Mines, U.S. Department of the Interior.
Modified Longwall Mining with a German Coal Planer
Description:
Plan for modified longwall mining with a German coal planer. Text on back reads, 'Progress report 2: Completion of mining in three adjacent panels in the Pocahontas No. 4 coal bed, Helen, W. Va.' If picture is used for publication please give credit to the Bureau of Mines, U.S. Deptartment of Interior.