UBALDUS, Guido. An illuminated manuscript document addressed to Guido Ubaldus apparently granting him a doctorate by the university, city and state, including Locatelli. [N.p. but Urbino, Italy: n.d. but circa 1585.] 12pp. including 5 blank, folio (209 x 163mm.) Manuscript in black, red and gilt within red-ruled borders, decorative first initial. (Light browning or soiling, rubbing to final leaf of text, old creases.) Contemporary limp vellum with remnants of wax seal (soiled, upper cover torn with minor loss).