1932 

Born Appleton, Wisconsin. Grows up on a small farm in Neenah, Wisconsin, across the road from Lake Winnebago.

1954 

Receives B.F.A from Layton School of Art (now Milwaukee Institute of Art  and Design.)  While in school works as a window dresser at T.A. Chapman’s department store.

1955 

Drafted in the army. Teaches art at Fort Huachuca near Bisbee, Arizona. Worked in a studio with windows overlooking the desert and the Huachuca mountains.

1956  

Solo exhibition, Studio Galleries, Tucson.

1957-62 

Receives B.S. from University of Wisconsin-Milwaukee and M.S. and M.F.A. from UW-Madison.

1962 

Begins teaching at Elmira College, Elmira, New York.

1964 

Solo exhibition, Arnot Art Museum, Elmira.

1966 

Moves to Philadelphia to accept a position at Tyler School of Art. Works in a studio in a pre-civil war building on Chestnut Street with 14-foot ceilings and 9-foot windows.

1971 

Solo exhibition, Bertha Schaefer Gallery, New York.

1974 

Begins 15-year project to explore specific color and create a personal palette. Eventually makes, 15,000 color swatches. Light and architecture of Philadelphia inspire abstract, geometric paintings with thousands of individually mixed colors.

1977 

Solo exhibition, Gloria Cortella Gallery, New York.

1978 

Solo exhibition, Pennsylvania Academy of the Fine Arts, Philadelphia.

1980  

Develops a landscape painting course at Tyler based on travels to Pennsylvania’s anthracite coal region and other urban-industrial areas.

1981 

Included in "Geometric Abstraction: a New Generation" at Institute of Contemporary Art, Boston. Begins "Buzz Series" based on an imaginary character’s travels through coal country.

1983 

Solo exhibition at the Exhibition Space, New York.

1985 

Moves to Rivington Street on New York City’s Lower East Side. Works in a studio that was an Hispanic dance hall. Uses automatic drawings to produce cartoonish figures that chronicle life on Rivington Street.

1997 

Solo exhibition, Space 504, New York. Begins to develop "Mahanoy Plane" diptychs consisting of paintings and cibachrome prints. Work is based on two decades of travel and observation in urban-industrial regions of Pennsylvania, Ohio, West Virginia, New Jersey and New York.

2000 

Solo exhibition, Caelum Gallery, New York.