Good companion (Bonus socius)
Subtitle: XIIIth century manuscript collection of chess problems
By: illustrated with coloured frontispiece, and thirty-eight full page reproductions from original manuscript. To which is added a short narrative of Jacobus Cessolis and the two French champions Philidor and La Bourdonnais ... Ed. by James F. Magee, Jr., of Philadelphia.
Contributors: Florence. R. Biblioteca nazionale centrale.
Publisher: Printed by the Tipografia Giuntina
Published: 1910
Place of publication: Florence
Language: eng
Number of pages: 68
Subjects: Jacobus, de Cessolis, fl. 1288-1322.; Philidor, F. D. 1726-1795.; La Bourdonnais, L. C. de 1796?-1840.; Chess problems.
Other titles: Bonus socius.
Notes: "Only a limited number of volumes of this edition has been printed. This book is no. 145."
The manuscript has been wrongly attributed to Nicholaus St. Nicholai. cf. p. 6.
Bound in leather with brass bosses and clasp.