found: Her The dresses of the first ladies of the White House, 1952.
found: NUCMC data from Smithsonian Institution Archives for Smithsonian Institution oral history project, 1974-1985(Margaret Brown Klapthor, 1922- ; curator of political history)
found: N.Y. times, 9/30/1994(Margaret Klapthor, curator in capital, dies at 72; Margaret Brown Klapthor; b. in Henderson, Ky.; d. 9/26 in Washington, D.C.; expert on White House history and former dept. chairman at the Smithsonian, retired 1983)
found: Information from 678 converted Dec. 17, 2014(Smithsonian Institution)