^{page 174 note 1} In his review of my Problems in Prometheus in Berliner Phil. Wochenschrift, 29, 1268.

^{page 175 note 1} The phrase may be used even if the direction is north-east: (Hdt. 7, 58).

^{page 175 note 2} Even the map of Ptolemy, nearly seven centuries later, connected Africa and Asia by land south of Aethiopia; and it is very probable that Aeschylus conceived the Nile as rising far to the east in Asia. Thus Io would arrive at the source by crossing the Caspian. Even Marco Polo's narrative was utterly opposed to what the geographers of his time believed.