Death in the Dark Continent is the late 19th Century set of rules for Africa by Chris Peers, published by North Star.
The author, with a contribution from Kev Dallimore, has put together 10 new army lists, and you can download them for free here:
http://nstarmagazine.com/africa_14_1.htmEven if you don't play, have a read. Discover who the Zappo Zaps are, and the Orange River Raiders.
The game itself is here:
http://northstarfigures.com/prod.php?prod=9143