http://b4hntuy3fimfh2227vf4f74emnya7p35i5brtqujs6leqvtclfwvjbqd.onion/doc/physics/diamonds-crookes/The%20Project%20Gutenberg%20eBook%20of%20Diamonds,%20by%20William%20Crookes..html
In the compound are to be seen representatives
of nearly all the picked types of African
tribes. Each tribe keeps to itself, and to
go round the buildings skirting the compound
is an admirable object-lesson in
ethnology.