of their names for the Ohio River with interesting and enlightening results. In tracing the derivation of the word Ohio he shows that, in the Miamis language, O'hui or Ohi, when prefixed, meant "very," while Ohiopeek meant "very white" (caused by froth or white caps) and Ohiopeekhanne meant "the white foaming river." He further states: "The Ohio river being in many places wide and deep and so gentle that for many miles, in some places, no current is perceivable, the least wind blowing up the river covers the surface with what the people of that country call 'white caps;' and I have myself witnessed that for days together, this has been the case, caused by southwesterly winds (which by the by are the prevailing winds in that country) so that we, navigating the canoes, durst not venture to proceed, as these white caps would have filled, and sunk our canoe in an instant. Now, in all such cases, when the river could not be navigated with canoes, nor even crossed with this kind of craft—when the whole surface of the water presented white foaming swells, the Indians would, as the case
