25 Selected Duets for Piano-Four Hands. By Edvard Grieg, Camille Saint-Saens, Franz Lehar. Edited by Maxwell Eckstein. Arranged by Fritz Spindler; Maxwell Eckstein. 1 piano, 4-hands. For Piano I, Piano II. Soft Cover. 159 pages. Published by Carl Fischer.

Repertoire for Piano Duet, Two Pianos, and Multiple Pianos. Composed by Selected by E. L. Lancaster and Kenon D. Renfrow. Method/Instruction; Piano - Alfred's Group Piano for Adults. Alfred's Group Piano for Adults. Book. 96 pages. Alfred Music #00-47850. Published by A…