Volborth, C. v., & Bowditsch, H. (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: Comp. and ill. by Carl A[lexander] v. Volborth. Blazoning by Harold Bowditsch (Limited ed. of 500.).

Volborth, Carl-Alexander von, and Harold Bowditsch. 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: Comp. and Ill. by Carl A[lexander] V. Volborth. Blazoning by Harold Bowditsch. Limited ed. of 500. Cincinnati, Ohio, 1962.

Volborth, Carl-Alexander von, and Harold Bowditsch. 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: Comp. and Ill. by Carl A[lexander] V. Volborth. Blazoning by Harold Bowditsch. Limited ed. of 500. 1962.