IIRC it was on the back page of one of the hunting rags.....something like articles from 50 years ago....and there was an old add from J C Higgins

Sorry...not likely that I can find it again

FWIW.....you insured the package for $X.XX amount.......if they lost it and it's insured just go to a small claims court and file a claim in the amount of $X.XX plus filing costs and see what happens.....it's what you insured it for that's important.....not at all what the gun is worth!!!!!