Warren,
I agree this a great #15 "user", "BUT" (There that word is again)...You can't have a compass in a #15, with exposed tang, which it looks like this one is?? Can't tell for sure from the pics, but it has the look of a #15 standard and not a "CDT".
Best, Capt. Chris
_________________________
Capt.Chris Stanaback
RKCC/RKCA Founder
RKS #016
NRA Lifetime Member
CAPTSTANABACK@aol.com
WEBSITE: www.captstanaback.com