For your consideration, here is a Lot of 3 Empire Earth Small Manuals and Guide Book. Items pictured are the actual items up for sale and come from a non-smoking household. (191.897n-.15bx)
Here are the books:
1. Empire Earth Game Manual, 144 pages, has a crease in the front cover corner
2. Empire Earth, The Art of Conquest, Expansion Book, 40 pages
3. Empire Earth Gold Edition Prima Strategy Guide, 256 pages