I know what you mean! Too many miniature related subjects on the go at once! I have unfinished Prussians, some GB Late Romans and a ton of old skool Citadel to get through!
You most likely know about Peter Bunde and his Uniform Plates?
http://www.brigade-uniform-tafeln.de/?___store=englishNot sure if it covers Crimean though.
Cheers
Gary