Robert Dinwiddie, his career in American colonial government and westward expansion /

di Koontz, Louis Knott, 1890-1951.
Pubblicazione 1941

Washington and the West; being George Washington's diary of September, 1784, kept during his journey into the Ohio basin in the interest of a commercial union between the Great Lakes and the Potomac River /

di Washington, George, 1732-1799.
Pubblicazione 1905