ACLS British Manuscripts Project & Trinity College (University of Cambridge). Apocalypse: Cambridge Trinity College, [Ms.] 50 (B.2.7). University Microfilms ; Library of Congress, Photoduplication Service.

ACLS British Manuscripts Project and Trinity College (University of Cambridge). Apocalypse: Cambridge Trinity College, [Ms.] 50 (B.2.7). Ann Arbor : [Washington, D.C.]: University Microfilms ; Library of Congress, Photoduplication Service.

ACLS British Manuscripts Project and Trinity College (University of Cambridge). Apocalypse: Cambridge Trinity College, [Ms.] 50 (B.2.7). University Microfilms ; Library of Congress, Photoduplication Service.