"Soft Beat," 1988

"Homage," 1990

"College Green," 1987

"Dark Secrets I," 1986

"Dark Secrets II," 1986

"Opposing Pair I & II," 1983

"Soft Light," 1984-85

"Diagonal Dependence," 1985

"Lavender," 1984-5

"Projecting in Change," 1988

"Spring Color Pastel," 1983

"Unashamed of Change I, II, and III," 1968

"Hidden Yellow," 1969

"Haze," 1970

"Offering Violet," 1970

"Synchronized #VII," 1970

"Quotient," 1973

"Lifting," 1973

"Mystic," 1976

"Baroque," 1979

"Duality in System," 1982

"Low Asteroid M," 1983

"Rhythmic Five," 1985

"Processional I," 1986

"Upraise," 1987

"Meeting," 1987

"Succession," 1989

"Wavering Within System," 1990

"Offering White," 1991

"Unbounded," 1991

"Zip Me Up Please," 1995

"Submerged," 1995-2000

"Holding Secrets," 2002

"Reversal," 2005

"Lineal Aggression," 2009