Sergei Bortkiewicz/
Etude No. 6 in G-Sharp Minor, Op. 15 /
CD : FC-Records : Somero - Bortkiewicz Piano Works Volume 04
Artist : Jouni Somero
Label : FC-Records
Year/Product Id : 2006/FCRCD-9730
Number of Discs : 1
Artist : Jouni Somero
Label : FC-Records
Year/Product Id : 2006/FCRCD-9730
Number of Discs : 1
LP : Genesis : Graf - Bortkiewicz - Piano Works
Artist : Ulla Graf-Nobis
Label : Genesis
Year/Product Id : 1978/GS 1052/53
Number of Discs : 2
Artist : Ulla Graf-Nobis
Label : Genesis
Year/Product Id : 1978/GS 1052/53
Number of Discs : 2