sentences:  The alleged gravestone of Donnolo, found by Abraham Firkovich in the Crimea, is evidently spurious.Donnolo is one of the earliest Jewish writers on medicine, and one of the few Jewish scholars of Southern Italy at this early time.What remains of his medical work, "Sefer ha-Yaqar" "Precious Book", was published by Moritz Steinschneider in 1867, from MS. 37, Plut.