found: In search of the pleasure principle, 1995:portfolio (Robert Hirsch)
found: Phone call to author, 5/19/1995(b. 4/4/1949; known informally as Bob Hirsch)
found: His Exploring color photography, c1989:t.p. (Robert Hirsch; Amarillo Coll.) pref. (Bob Hirsch; Canyon, Tex.)
found: U.S. copyright file, Sept. 25, 2007(Hirsch, Robert)
found: Pub. supplied biog. info.(artist, author, curator, and educator; a former associate editor for Photovision magazine; was the executive director and chief curator of the Center for Exploratory and Perceptual Art (CEPA Gallery) in Buffalo, NY.; on the art faculty of SUNY Buffalo)
found: Ency. N.Y. State, 2005([under Art, Buffalo and the Niagara Frontier]: Robert J. Hirsch; b. 1949; author of Exploring color photography, Seizing the light)
found: Light Research WWW site, February 6, 2013(Robert Hirsch, Director; Buffalo-based artist and photography historian; author of Seizing the light, curator of the exhibition In search of the pleasure principle)