Translation: Violet.
Translation: Quintet for Clarinet and Strings. Main sheet music.
Translation: Violet. Violin II. Cello.
Translation: The world circle never decided. The world never decided circle composed by Johann Ludwig Freydt. Published by Edition Musica Rinata.
Translation: O wonder about miracles. Harpsichord sheet music. Percussion sheet music. Timpani sheet music. Piano Accompaniment sheet music.
Translation: Vechkhayzer. Vasilenko. Frid. Naxos Classics. Listening CD. Published by Naxos.
Translation: Together from the start. Schools for Viola. Viola Method. Schools for Viola. Viola Method. Hella Hartung-Ehlert.