"Cone-in-cone in coal. "; "Shaub, Benjamin M. (Benjamin Martin)", "Price, Paul H. (Paul Holland), 1898-"; "Coal--Geology.", "Coal--Geology--West Virginia."; "Price, Paul H. (Paul Holland), 1898-", "Shaub, Benjamin M. (Benjamin Martin)"; "1963"; "

Serial issue. Issued as: West Virginia Geological and Economic Survey. Report of investigations, no. 22.

"; ""; "P15141"; "pec"; "Coal--Geology.", "Coal--Geology--West Virginia."; "14256"; .