The Delphians claim that their first priestess invented the dactylic hexameter; the Delians said that Olen, a mythical singer from Asia Minor, first used it, but it was, of course, a development.
"The Literature of Ecstasy"
Albert Mordell
Compare Olen and Olam of Celts.
"The American Nations, Vol. I."
C. S. Rafinesque
Thence we proceeded across the great Otemma glacier towards the Col d'Olen.
"The Ascent of the Matterhorn"
Edward Whymper