Thomas Izbicki, Western Medieval Legal Manuscripts in the Collections of the University of Pennsylvania. Inventory [compiled for the Online catalogue, 2017. Copy kindly supplied by the author. I have begun to embed the entire contents of this inventory into 'Manuscripta Juridica', but 18 MSS in it must still be embedded]
Norman P. Zacour / Rudolf Hirsch / John F. Benton / William E. Miller, Catalogue of Manuscripts in the Libraries of the University of Pennsylvania to 1808. Philadelphia 1965 [Checked for Roman law only]
Norman P. Zacour / Rudolf Hirsch, Catalogue of Manuscripts in the Libraries of the University of Pennsylvania to 1800, Supplement A (1), in: The Library Chronicle 35 (1969), p. [8] (Ms. Latin 222). [Exploited by Th. Izbicki]
Crofton Black, Transformation of Knowledge. Early Manuscripts from the Collection of Lawrence J. Schoenberg. London: Holberton Publishing 2006 [Internet] [Checked for Roman law only]
