Piano

Ives Society critical edition in prep (Also arranged by James Sinclair for marching band)

Ives Society critical edition by John Kirkpatrick

Corrected edition by William Masselos, Lou Harrison, and others (1990)

Composer's 1947 revised edn 
John Kirkpatrick's mid-1980s private edition (reconstructing the "earliest" condition of the music); available by special order from AMP).

Ives Society critical edition, transcribed and edited by Gail and James Dapogny from the composer's original sound recording. (Improvisation No. II is now identified as the latter part of Study No. 2)

2 pf  

(Chorale mvt. also realized by Alan Stout for string orchestra)

Ives Society critical edition by John Kirkpatrick and Garry Clarke; also available in Five Piano Pieces

Ives Society critical edition by John Kirkpatrick and Jerrold Cox

Ives Society critical edition by John Kirkpatrick. 
Henry Cowell edition available separately and also in Five Piano Pieces

Ives Society critical edition by David Porter in prep