Variationen über ein Thema von Joseph Haydn : für zwei Pianoforte : Op.56b / von Johannes Brahms.

"Stich und Druck der Röder'schen Officin in Leipzig"--p. 2.
First ed.
Simrock originally published Op. 56b as two separate parts, but Brahms protested and the edition was withdrawn; Simrock then issued the work in score; the copy described here is the only known copy of the 1st ed. (in score) with the engraver and printer named.
Pl. no.: 7397.