From Vae Victis magazine, a DBA variant for the Napoleonic, Mexican-American, American Civil War and Franco-Prussian conflicts.
Bob Cordery offers a set of Modified Morschauser 19th Century Rules. They’re based on the original set by Joseph Morschauser. It’s played on a gridded battlefield
The New York Public Library has an online collection of color plates of Egyptian uniforms for the period 1820 – 1898. This should be a great reference for people interested in the Sudan and other North African campaigns in which Egyptians participated.