[2] See pages 16-17.

[3] For the island routes see the map between pages 68-69.

[4] See page 42.

[5] See the illustration, page 10.

[6] See the plate facing page 70.

[7] See pages 29, 48.

[8] See page 5.

[9] See the map, page 76.

[10] The Greek name of the Black Sea.

[11] Iliad, xviii, 607.