Zigrosser, Carl (1 January 1962). "The Philip S. Collins Collection of Mediaeval Illuminated Manuscripts". Philadelphia Museum of Art Bulletin. 58 (275): 3–34. doi:10.2307/3795060. JSTOR3795060.
Irvins, William M. (1 January 1917). "The Department of Prints: Accessions". The Metropolitan Museum of Art Bulletin. 12 (5): 107–111. doi:10.2307/3253656. JSTOR3253656.
"Old Books and New". The Art Amateur. 16 (6): 142–144. 1 January 1887. JSTOR25628571.
Zigrosser, Carl (1 January 1962). "The Philip S. Collins Collection of Mediaeval Illuminated Manuscripts". Philadelphia Museum of Art Bulletin. 58 (275): 3–34. doi:10.2307/3795060. JSTOR3795060.
Irvins, William M. (1 January 1917). "The Department of Prints: Accessions". The Metropolitan Museum of Art Bulletin. 12 (5): 107–111. doi:10.2307/3253656. JSTOR3253656.
Dudley, Laura H. (1 January 1932). "Exhibition of Book Illustration of the Fifteenth Century". Bulletin of the Fogg Art Museum. 1 (2): 22–29. JSTOR4300892.