This shows the stereo photograph as a 3-D anaglyph – you will need a pair of red-blue anaglyph glasses to see the image in three dimensions.

Local oarsmen paddling at the rear of an expedition boat, with Hottot's servant Moussa-Boubou in the white hat.
Ubangi River, Oubangui-Chari. January 1909.

Pitt Rivers Museum 1994.62.127.2