I have played this piece on Bordun 16', Principal 8', Octav 4', Octav 2', Quinta 2 2/3' and Scharff 3 fach (Hauptwerk) using Velesovo sample set of Hauptwerk VPO. If you like my music making, you can support me on Patreon and get free organ CD's at https://patreon.com/secretsoforganplaying