Some, misled by an error in a few of the early manuscript copies of the Divina Commedia, would have him born five years earlier, in 1260.
According to Arrivabene,
Secolo di Dante, Udine edition of 1828, Vol.
III. Part I. p. 578. Sansovino was the first to confirm Boccaccio's statement by the authority of the poet him average age of man having been declared by the Psalmist to be seventy years, and the period of the poet's supposed vision being unequivocally fixed at 1300.
Arrivabene, however, is wrong.
Boccaccio makes precisely the same reckoning in the first note of his Commentary (Bocc.
Comento, etc., Firenze, 1844, Vol.
I. pp. 32, 33) an arrangement with Charles of Valois, who was preparing an expedition to Italy.
Dante was meanwhile sent on an embassy to Rome (September, 1301, according to Arrivabene,
Secolo di Dante, p. 654. He would seem to have been in Rome during the Jubilee of 1300.
See Inferno, XVIII. 28-33. but probably earlier) by the Bianchi, wh