Von Volborth, C. A. (1962). Roll of arms of Knights of the Bailiwick of Brandenburg of the Chivalric Order of St. John of the Hospital of Jerusalem called "Johanniter-Orden" who live in the United States and Canada. Cincinnati, Ohio, U.S.A.: [C.A. Von Volborth].

Von Volborth, Carl Alexander. Roll of Arms of Knights of the Bailiwick of Brandenburg of the Chivalric Order of St. John of the Hospital of Jerusalem Called "Johanniter-Orden" Who Live in the United States and Canada. Cincinnati, Ohio, U.S.A.: [C.A. Von Volborth], 1962.

Von Volborth, Carl Alexander. Roll of Arms of Knights of the Bailiwick of Brandenburg of the Chivalric Order of St. John of the Hospital of Jerusalem Called "Johanniter-Orden" Who Live in the United States and Canada. Cincinnati, Ohio, U.S.A.: [C.A. Von Volborth], 1962.