Robert Whitcomb June 22, 2014 Commentary Niche in abstraction Robert Whitcomb June 22, 2014 Commentary "Goirko'' (painting), by DORIS CARLSON, in her show Doris Carlson/30 years/A Retrospective Painting Exhibit'' at ArtSpace Gallery, in Maynard, Mass., through July 18. She started out as a representational painter but found her niche in abstraction.