St. Drostan (DRUSTAN, DUSTAN, THROSTAN) A Scottish abbot who flourished about a.d. 600. All that is known of him is found in the “Breviarium Aberdonense” and in the “Book of Deir”, a ninth-century MS. now in the University Library of Cambridge, but these two accounts do not agree in every particular. He appears to have … Continue reading December 15 – St. Drostan