Nô, Lake, [243], [244]

Nor-Zaisan, Lake, [176]

Nuehr tribe, the, [372]

O

Oakover, river, [315], [320]

Obbo, [383]

Oogentel, [353]

Orenburg, [335]

Overweg, Mr., joins Dr. Barth, [112]; death of, [128]

P