Translation: Концерт Дуэт. Arranged by Trevor Wye. For 2 Flutes and Piano. Концерт Дуэт. Standard notation.
Translation: Flowers Waltz Op.87 composed by Ernesto Kohler. For 2 flute, piano. Published by Edition Kunzelmann.
Translation: Flower Waltz Op.87 composed by Ernesto Kohler. For 2 Flute, Piano. Edited by Eppel.
Translation: Second Concert-Duet, Op.68 composed by Ernesto Kohler. For 2 Flute, Piano. Sheet Music. PE.ZM22750.