The numbered series of a limited edition of knives crafted for the NBEF by R.D. Nolen in recognition of the 20th anniversary of the Foundation. R.D. Nolen knives have been used and collected throughout the world by generations. Limited numbers available. For a list of available numbers call 479-649-9036 or email email@example.com. Numbered knives come with leather sheeth and walnut display box.