Ballard Michel, "LA ROMANIE GENOISE (XIIe – DEPUT DU XVe SIECLE)”, Munich Byzantinische Insitut, 1989 (anastatic reprint of the 1978 Roma Ecole Francaise Farnese edition). The first comprehensive history of the Genoese trade colonies in the Levant, based on 20 years scientific research of Genova’s archives by Balard. A unique source for Greek medieval history. Printed initially in Roma in a very small print run, this scientific work is an important reference. 2 volumes. Large 8vo, 1008p. Complete.