Written in a humanistic script in 1 column of 33 lines with marginal notations in pale red; title page with large gilt initial and border in white-vine decoration and with arms of Pope Sixtus IV; 1 half-page miniature of the pope enthroned, surrounded by a cardinal and 3 Augustinian monks, with a portrait medallion within a white-vine border (f. 2r); 14 gilt historiated initials representing the pope blessing. Letter is dated Rome, 1475 (f. 17r). Title supplied by cataloger. Bound in late 15th-cent. blind-tooled brown sheep. In a tray case, 19 cm. MS Richardson 28. Houghton Library, Harvard University. Also available in an electronic version. Electronic reproduction. Cambridge, Mass. : Harvard College Library Digital Imaging Group, 2010. (Digital Medieval Manuscripts at Houghton Library). Copy digitized: Houghton Library: MS Richardson 28