My top 10 would include:
1. Military Belt Plates (O'Donnell, Campbell)
2. Confederate Belt Buckles & Plates (Mullinax)
3. Civil War Cavalry & Artillery Sabers (Thillman)
4. Civil War Army Swords (Thillman)
5. The English Connection (Pritchard, Huey)
6. Confederate Oddyssey (Jones)
7. Confederate Rifles & Muskets (Murphy, Madaus)
8. Confederate Carbines & Musketoons (Murphy, Madaus)
9. Civil War Guns (Edwards)
10. Flaydermans Guide to Antique American Firearms (Flayderman)