Zeller, Gesch. der Griech. Philosophie, [36].

[Zeni], brothers, [xxviii], [xxxiv], [xxxvi];

northern voyage, [72], [111];

bibliog., [115];

Dei Commentarii del Viaggio, [73];

fac-simile of title, etc., [70], [71];

their map perhaps used by Bordone, [73];

it made an impression, [74], [128];

history of the belief in their voyage, [111];

the map, [111], [112], [114];