For the prussians is this book what you are looking for? 1812
http://books.google.com/books?id=HYFDAAAAcAAJ&dq=intitle%3AExerzierreglement%20intitle%3Akavallerie&source=gbs_book_other_versions
British, but 1799
http://books.google.com/books?id=PPIK4PWW2qMC&dq=editions:48vHb3pEDuAC&source=gbs_navlinks_s