Porgy and Bess : fantasy for two pianos / by George Gershwin, Dubose and Dorothy Heyward and Ira Gershwin ; arranged for two pianos, four hands by Percy Grainger.
"Copyright (c) 1935 (Renewed 1962) George Gershwin Music, Ira Gershwin Music and Dubose and Dorothy Heyward Memorial Fund."
"Fantasy on Porgy and Bess by Percy Aldridge Grainger incorporates the music of the Gershwins' folk opera into an expansive arrangement for two pianos. Songs represented include 'My man's gone now', 'It ain't necessarily so', 'Clara, don't you be downhearted',' Street cries', 'Summertime' and others"-- page [3]