Sedgwick, Henry Dwight, 1861-1957. Italy in the thirteenth century, - Boston, New York, Houghton Mifflin company, 1933. - 2 v. in 1. front., plates, ports., map. 20 cm. LCCN: 34027036 LC Class. No.: DG531 .S5 1933 / .S5 1933