RARE Vintage MAFCO USA American Buffalo Enamel Pin Hat Lapel Pin Tie Tack

RARE! Vintage! American Buffalo Enamel Hat Pin Tie Tack Seems to be a souvenir pin. I can't find much on what decade this is from. Most of our pin collection is from the 70s and 80s, but a few are 50s and 60s. ALL reasonable offers accepted! Bundle and save!