2009

2008

2007 Drawings

2007

2006 Drawings

2006

2005 Drawings

2005

2004 Drawings

2004

2003 Drawings

2003

2002 (8.5 x 11)

2002 (50 x 38)

2002 (30 x 22)

2001 markings

2001 drawings

2001

2000 drawings

2000

1999

1998

1997 drawing

1997

1996

1994 (garden)

1994

1993

1992

1991

1989-90

1988

1987

1986

1985

1984

1983

1982

1981

1980

1979

1978

1977

1976

1975

1974

1973

1972

1971

1970

1969

1968