Asher's Text and Epstein's MS. give the distance between Arles and Marseilles as three days' journey. The actual distance is about fifty-three English miles. Probably the Roman roads were still in use.
R. Isaac, son of Abba Mari, is the celebrated author of "Baal Haittur"; he wrote this work at Marseilles, 1179. It is doubtful whether he was the son of Count Raymond's bailiff.
His full name is R. Jacob Perpignano. See Graetz, VI, note 1, p. 399.
The meaning of course is that the Genoese pillage Christian and Mohammedan places alike.
See Dr. H. Berliner's work Die Geschichte der Juden in Rom. His derivation of the Hebrew word used for Pope,