Old Town, [31], [64].

Oldham. Winifred, [20].

Ohio company, [53], [63], [64], [65].

Ohio river, head of, [25], [31].

Ohio, State of, founded, [55].

Opequon river, [25], [45].

Orange Co., Va., [25].

Oratory of Indians, [32].

Osborne. Jeremiah, [48].

Owen. Thomas, [122].