Both those products are fine. I prefer Puma metal polish but often use Flitz as well. As for "books"? One is best:
" RANDALL MADE KNIVES
The History Of The Man The Blades"
By Bob Gaddis...none better,
Capt. Chris
_________________________
Capt.Chris Stanaback
RKCC/RKCA Founder
RKS #016
NRA Lifetime Member
CAPTSTANABACK@aol.com
WEBSITE: www.captstanaback.com