Gregoras, (l.xi.c.10, l.xv.3, 7, &c.,) whose last books, from the xixth to xxivth, are almost confined to a subject so interesting to the authors.

Boivin, (in Vit.Nic.

Gregorae,) from the unpublished books, and Fabricius, (Bibliot.Graec.tom.x.p.

462--473,) or rather Montfaucon, from the MSS.

of the Coislin library, have added some facts and documents.] For the conclusion of this chapter, I have reserved the Genoese war, which shook the throne of Cantacuzene, and betrayed the debility of the Greek empire.