Edited by Brendan Fox. For 2 pianos, 4 hands, featuring the solo piano part and a piano reduction of the orchestration. All available sources at the Library of Congress were consulted, including full scores for piano and orchestra as well as two-piano reductions. The primary edition used for this volume is the 1924 Warner Bros. two-piano edition. With a preface, source notes, and critical notes. Set of two performance scores.