THADDEUS, The Franciscans in England (London, 1898), 62, 72, 106; COOPER in Dict. Nat. Bioq., s.v. Colman; HOPE, Franciscan Martyrs in England (London, 1878), xi, 123 sqq; MASON, Certamen Seraphicum (Quaracchi, 1885), 211, 228; LEO, Lives of the Saints and Blessed of the Three Orders of St. Francis (Taunton, 1887), IV, 368.