Hobson, Bruce. Two Isorhythms (1982) recorded by Margaret Kampmeier piano--Octet (1979) recorded by the Guild of Composers Chamber Ensemble conducted by Jacques-Louis Monod -- Contours (1992) recorded by Margaret Kampmeier piano--Three Portraits recorded by Jan Opalach bass-baritone and Gaït Sirguey piano, 1997

Hobson, Bruce. Two Isorhythms (1982) recorded by Margaret Kampmeier piano--Octet (1979) recorded by the Guild of Composers Chamber Ensemble conducted by Jacques-Louis Monod -- Contours (1992) recorded by Margaret Kampmeier piano--Three Portraits recorded by Jan Opalach bass-baritone and Gaït Sirguey piano, 1997, 7.20.10, Box: 20, Folder: 10.0. 21st Century Consort records, 0024-SCPA. Michelle Smith Performing Arts Library. https://archives.lib.umd.edu//repositories/4/archival_objects/48243 Accessed April 29, 2024.