For anyone who owns/has used any of the old Imperial Armour books, which volume(s) are your favorites or stand out to you, and why?    I am interested in acquiring one, maybe even a few, but I didn't get into the hobby until a couple years ago so I have no personal experience or point of reference.     Further clarification of why I am asking:   After buying a copy of the 4th Edition rules, the 3.5 CSM codex and a few other 3rd/4th Ed codices a while back, I ha