Double Fugue in A minor (Merkel, Gustav Adolf)
Free public domain sheet music from IMSLP / Petrucci Music Library
|Work Title||Double Fugue in A minor|
Piece without opus number (and without a title), not listed in Magdalene Saal's "G. A. Merkel: Leben und Orgelwerk". Probably written specifically for the Organ School, Op.177 (see there). - R.P.