The heraldry of the Knights of St. John

Eitemau Tebyg

• The knightly twilight : a glimpse at the chivalric and nobiliary underworld
  gan: Gayre of Gayre and Nigg, Reinold
  Cyhoeddwyd: (1973)
• Knights of St. John ; Uniform and Equipments
• The knights of St. John in the British Empire : being the official history of the British Order of the Hospital of St. John of Jerusalem
  gan: King, E. J.
  Cyhoeddwyd: (1934)
• Heraldic Cadency : the development of differencing of coats of arms for kinsmen and other purpose
  gan: Gayre of Gayre and Nigg, Robert
  Cyhoeddwyd: (1961)
• Medical work of the Knights Hospitallers of Saint John of Jerusalem
  gan: Hume, Edgar Erskine
  Cyhoeddwyd: (1940)