Oraibe, [169].

Orators, [120].

Oregon, [95]; cradle, [24].

Ornaments, [17].

Otoe, [92], [155].

Ovens, [166].

Pacific Ocean, [75], [77], [95], [181].

Paddles, [186].

Paintings—Catlin's, [148] et seq., [159], [160].

Paintings on rocks, [179].