Indians of North America--Commerce--18th century Frontier and pioneer life--Illionois--18th century 1 Illinois--Description and travel--18th century 1 Indian--White Relations--18th century 1 Indians--Six Nations Coalition--18th century 1 Pennsylvania--History--Colonial period, ca. 1600-1775--Sources 1 United States--History--French and Indian War, 1755-1763 1 more ... less ...