"1881-01-24"^^ . "1957-04-14"^^ . . "Catherine Lemmon Manning"@en . . "Catherine Lemmon"@en . "USA"@en . . "Catherine Lemmon Manning"@en . . "Catherine Lemmon Manning (1881\u20131957), of Washington, D.C. served the philatelic community by her work in several philatelic societies, and the American public by her service at the National Postal Museum."@en . "Manning, Catherine Lemmon"@en . . "1881-01-24"^^ . . . "1957-04-14"^^ . . . . . . . . . "Manning"@en . "1881-01-24"^^ . "Catherine Lemmon Manning (1881\u20131957), of Washington, D.C. served the philatelic community by her work in several philatelic societies, and the American public by her service at the National Postal Museum."@en . . . "Curator Emeritus of the National Postal Museum; first woman to hold elective office at the American Philatelic Society"@en . "Catherine Lemmon Manning"@en . . . "1957-04-14"^^ .