Jud Yalkut, film-maker, 1960s from the Historical Society of Woodstock Archive

Bob Liikala, founder of "Group 212", and Clarence Schmidt, 1960s f from the Historical Society of Woodstock Archive

Clarence Schmidt's "environment", 1960s from the Historical Society of Woodstock Archive

Here are some photos that David Johnson took when he lived with Clarence 1970-71'.
http://www.flickr.com/photos/artisevidence/sets/72157603811827487/