American Friends Service Committee, Baltimore, Maryland
Fired up: Catonsville files plus nine hearts; 25th anniversary of 'suffering love.'
Byrne, Richard Jr. "Revolution 9". Baltimore City Paper, 29 January 1993.
DeBenedetti, Charles with Charles Chatfield. An American Ordeal: The Antiwar Movement of the Vietnam Era. Syracuse, NY: Syracuse University Press, 1990.
Gray, Francine du Plessex. "Profiles: Acts of Witness". New Yorker, 14 March, 1970.
Polnar, Murray Polnar and Jim O'Grady. Disarmed and Dangerous: The Radical Lives and Time of Daniel and Philip Berrigan. New York : Basic Books, 1997.