Item is an autograph manuscript of Heitor Villa-Lobos's reduction for two pianos of his Piano Concerto No. 3, completed in New York in 1956. The composition was commissioned by the Brazilian pianist Arnaldo Estrella.
Item is a photostat copy of Chou Wen-Chung's composition, based on "Yang Kuan," a composition for ch'in attributed to Wang Wei (689-759). The work for solo piano was sent to Ellen Ballon by the New York publishers, C.F. Peters, with an accompanying letter that indicated that the composition was undergoing publication.