Erano i capei d'oro Van der Roost, Jan F.J. Plichtwerk IKV 2019 - Compulsory work IKV 2019. Equal voices Women.
Pace non trovo Van der Roost, Jan F.J. Plichtwerk IKV 2019 - Compulsory work IKV 2019. Equal voices Men
Nativitas James, William G. Van der Roost, Jan F.J. International christmas suite. Also available as an organreduction. Songs separately available.
Céad Míle Fáilte Céad Míle Fáilte Van der Roost, Jan F.J. also available for oboe / clarinet and string quartet
