Slavia / J.W.F. Military Band ; conducted by Gert Jansen and Jan Van der Roost festival series Diogenes festival series Slavia festival series Centennial composer's portrait wind music of Jan van der Roost Vol. 3 curnow music collection Black granite curnow music collection New horizons curnow music collection Constellations Taptoe Delft 1958 met J.W.F. Kapel als historisch orkest