Gertrude Elion and Leonard Canter, circa 1940 Back to content Gertrude Elion and her fiancé, Leonard Canter, circa 1940. Courtesy of the Estate of Gertrude B. Elion. Print Full Image Date / time c. 1940 Institution Estate of Gertrude B. Elion Related contentWomen of Valor: Gertrude Elion