"Ethnology : mixed bloods of the upper Monongahela Valley, West Virginia."; "Gilbert, William Harlen."; "Ethnology--Monongahela River Valley (W. Va. and Pa.)", "Ethnology--West Virginia."; "Gilbert, William Harlen."; "1946"; "Journal article reprint from: Journal of the Washington Academy of Sciences, v.36:no.1 (1946:Jan.). "; ""; "P151"; "pec"; "Ethnology--Monongahela River Valley (W. Va. and Pa.)", "Ethnology--West Virginia."; "14256"; .