Help Prevent Rape Say Yes Pinback Button

$17 · Offered by Bolerium Books

n.p. Greenwood Enterprises, 1979. 2.5 inch diameter pin, manufacturer's info over the curl. Evidently someone thought it was a real knee-slapper at the time. Cat.No: 241470

Found via Rare Books Intel, a search across rare-book dealers, auction houses and marketplaces worldwide.