Catalogue published in conjunction with an exhibition at Dayton's Gallery 12, Minneapolis, November 6 - November 30, 1968. Exhibition in collaboration with Dwan Gallery, New York. Includes a biography, history of works exhibited, and an introductory obituary for the artist by Michael Heizer. Illustrated with black-and-white photographs by Harry Gruyaret, Walter Russell, Fred W. McDarrah and the artist.