1. Free Library of Philadelphia, Lewis E 63 Title: Collationes Author: John Cassian Place: England Date: 1125-1175
2. University of Missouri, Fragmenta Manuscripta 189 Title: Conferences Author: John Cassian Place: Low Countries Date: s. XV; 1400-1499
3. University of California, Berkeley, BANC MS UCB 108 Title: Lives of the Fathers Author: John Cassian Place: Rome Date: 11--