This series consists of photographic prints by George Ballis. Photograph Prints are arranged by topic by the photographer. Intermittently printed on the backside of a given print has a photograph registration number assigned by George Ballis. The registration number is generated by identify the Contact sheets, a number to identify filmstrip number and a number to identify the specific frame. Some of the subjects depicted in the photographs include, but not limited to Grape Strike, March to Sacramento, AWOC and NFWA, US Senate Hearing, El Teatro Campesino. An item level description is available upon request.