What is the value of a Winchester lever action Buffalo Bill commemorative 3030?

1968 BUFFALO BILL 30-30 cal. 122169 mfg. (rifles & carbines) Engraved blue receiver, nickel plated forend cap, barrel bands and buttplate, medallion in stock RIFLE - 26" heavy octagon barrel $545 CARBINE - 20" heavy octagon barrel $545 Consecutively Serial Numbered Matched Pair