http://pec.lib.wvu.edu/record/P149711948Pioneering and money in the Ohio River Valley from Fort Pitt to the Falls of the Ohio.<p> Pamphlet. "Newcomen address … delivered at … New York, N.Y. U.S.A., on December 17, 1948."</p>Rowe, John Jay, 1885-Paper money--Ohio River Valley.14256