Good companion (Bonus socius) : XIIIth century manuscript collection of chess problems

Magee, James F. (James Francis), b. 1867, Biblioteca nazionale centrale di Firenze. Manuscript. Banco rari B.A. 6, p. 2, no. 1 · 1910 · Florence : Printed by the Tipografia Giuntina · 8 pictures

Jacobus, de Cessolis, fl. 1288-1322 · Philidor, F. D. (Francʹois Danican), 1726-1795 · La Bourdonnais, L. C. de (Louis Charles), 1796?-1840 · Chess problems

Internet Archive · Boston Public Library · Public domain (published before 1931) · More from this library