Discusses gifts of three donors: Mrs. Kay Swift Galloway and the composer's two brothers, Ira and Arthur Gershwin. Gifts include the original manuscript of The George Gershwin Song-Book, manuscript fragments from the Cuban Overture, "I Got Rhythm" Variations, Concerto in F, a music sketchbook with Gershwin melodies, an exercise book from Gershwin's studies with Edward Kilenyi, a text outline of "I Got Rhythm" Variations, and three exercise books from Gershwin's study with Joseph Schillinger (pp. 53-5)