| Name | New York: Grand Conservatory of Music |
| Type | Music publisher |
| Location | — |
| URL | — |
| Composition | Published |
|---|---|
| Grand Conservatory Method for Piano (Hackh, Otto Christoph) for piano 4 hands | 1885 |
| Valse des Danaïdes, Op. 22 (Kölling, Adolph) for piano 4 hands | 1882 |
©2025 David P. Anderson