For not great Herakles’ self, to Arcadia-land when he came,

Availed with his arrows to drive away those birds that swam

The Stymphalian mere: yea, I with mine eyes beheld that thing.

But he stood on a crag exceeding high, loud-clattering

With clash and clang in his hands his brazen battle-gear;

And far away did they flee wild-screaming in panic fear.

Wherefore contrive we now even such device as his,—

Yea, I will speak it, who heretofore have thought upon this:— {1060}

Set we upon our heads our helmets of lofty crest,

And changing about in turn let the half of us row, and the rest