. "folder\n\n1\n\n7 slides,\n\n1 roll of film,"@en . "Consists of photographs and color slides taken by Lieutenant Colonel Parke O. Yingst, a member of the Army Corps of Engineers, upon the liberation of the Ohrdruf and Buchenwald concentration camps. Also contains one roll of film of the Buchenwald liberation photographs. Notable is a photograph of Margaret Bourke-White taking a photograph. Collection contains duplicate copies of photographs."@en . . "Parke O. Yingst liberation collection"@en . "irn521730" . . . . . "United States Holocaust Memorial Museum"@en . . .