. . . . . . . . . . . . . . "David E. Schenkman (born September 27, 1939) is an American numismatist and author."@en . . "David Schenkman"@en . "68316991"^^ . . . "David E. Schenkman (born September 27, 1939) is an American numismatist and author."@en . . . . . . . . . . . . . . "1118946036"^^ . . . . . "2264"^^ . .