The 2nd work has a German text with a modified retrograde.
Program notes by Paul Alan Levi on container.
The 1st-3rd works recorded in 1986 by Mountain Laurel Music; the 4th work recorded in the Electronic Music Studio, College of Musical Arts, Bowling Green State University.
Five progressions : for three instruments (1971) / Paul Alan Levi (Zizi Mueller, flute ; Esther Lamneck, clarinet ; Yuval Waldman, viola) (15:15) -- Angstwagen : 1971 / Rolv Yttrehus (Janet Wheeler, soprano ; Gordon Gottlieb, Daniel Druckman, percussion ; Rolv Yttrehus, conductor) (5:05) -- Tesserae II : fantasy for cello, 1972 / Brian Fennelly (Fred Sherry, violoncello) (10:40) -- A question of summer : 1976 / Barney Childs (Ruth K. Inglefield, harp ; Ivan Hammond, tuba) (9:20)