https://openlibrary.org/books/OL6914803M.opds Catalogus codicum manu scriptorum qui asservantur in Bibliotheca monasterii O.S.B. Engelbergensis in Helvetia. 2022-12-29T03:26:13Z Engelberg (Abbey). Bibliothek. https://openlibrary.org/authors/OL2498202A/Engelberg_(Abbey)._Bibliothek. Typis Herderianis] [Friburgi Brisgoviae 1891 xvi, 327 p. lat https://openlibrary.org/books/OL6914803M https://archive.org/details/cataloguscodicu00gottgoog 7222708 02008434