Buck 501 pre 81

[Sampiana81]

I have a Buck 501 with the olde english mark and micarta handles. On the bolster it is marked 168. Not engraved or etched but cleanly stamped. Any ideas?https://www.facebook.com/share/17XBJhrcXg/

 

[GPyro]

Post this in the Buck Knives forum and you'll probably get some answers.