Dale earned his wealth from the New York Stock Exchange, which then allowed him to become a major collector of nineteenth- and twentieth-century French paintings.

[2] In time, he acquired assets that included utilities, railroads, and municipal bonds in both the United States and Canada.

She had her portrait painted by the noted artist George Bellows in 1919, and is now in the Metropolitan Museum of Art.

Upon his bequest in 1963, Dale gifted the National Gallery major works by artists such as Paul Cézanne, Jean-Baptiste-Camille Corot, Salvador Dalí, Henri Matisse, Amedeo Modigliani, Henri de Toulouse-Lautrec, as well as the Both Members of This Club by George Bellows, the Portrait of Louis Guillaume by Paul Cézanne and the Family of Saltimbanques by Pablo Picasso.

[4] From 1955 to the year of his death in 1962, Dale served as president of the National Gallery of Art.