Oneidas, [174], [253], [264], [285], [286], [289], [294], [297], [305], [318]
Onondagas, chief, [178], [237], [253], [260], [264], [278], [286], [289], [294], [305], [318]
Ontonagon, [116]
Orang, brain of, [340]
Orinoco River, [72]
Oronhyatekha, Dr., [296], [298], [302]
Osages, [274]
Otouacha, [275]
Ottawas, [318]
Ottoes, [274]