**AREZZO – Crucifix by Cimabue (c. 1270).**
**Church of S. Domenico.**
BIBL.: G. Tiraboschi, *Storia della Letteratura Italiana*, II (in *Bibl. Encicl. Ital.*, ed. N. Bettoni, 23) Milano 1833, pp. 24, 243, 255, 325; F. Karl von Savigny, *Storia del Diritto Romano*, trans. by E. Bollati, I, Torino 1854, pp. 618–20; H. Denifle, *Die Universitäten des Mittelalters bis 1400*, Berlin 1885, pp. 424–28; C. Lazzeri, G. Ubertini, Bishop of A. (1238–89) and His Times, Firenze 1920, pp. 103–13; A. Moretti, *L'antico Studio aretino*, in *Atti e Mem. della R. Accad. Petrarca*, new series, 15 (1933, 11), pp. 289–319; 16 and 17 (1934), pp. 195–50, with appendix of documents (including the Statutes and the List of Masters); H. Rashdall, *The Universities of Europe in the Middle Ages*, II, 2nd ed. ed. by F. M. Powicke and A. B. Erden, Oxford 1936, pp. 8–9.