W. H. Bond et C. U. Faye, Supplement to the census of Medieval and Renaissance manuscripts in the United States and Canada, New York, The Bibliographical Society of America, 1962
Consulter en parallèle le Directory of Institutions... de Melissa Conway et Lisa Fagin Davis : http://www.bibsocamer.org/BibSite/Conway-Davis/Pre-1600.Mss.Holdings.pdf