Histories
Herodotus
Herodotus. Godley, Alfred Denis, translator. Cambridge, MA; London: Harvard University Press; William Heinemann, Ltd., 1920-1925 (printing).
This being granted, seeing that from the +Black Sea [38,42] (sea) Pontus' mouth to the +Poti [41.683,42.183] (inhabited place), regions under republican jurisdiction, Georgia, Asia Phasis (which is the greatest length of the sea) it is a voyage of nine days and eight nights, the length of it will be one million one hundred and ten thousand orguiai, which make eleven thousand stades.
From the Sindic region to Themiscura on the Thermodon river (the greatest width of the +Black Sea [38,42] (sea) Pontus) it is a voyage of three days and two nights; that is, of three hundred and thirty thousand orguiai, or three thousand three hundred stades.