McGovern for President four campaign buttons/pin back, 1972

McGovern for President four campaign buttons/pin back, 1972 McGovern 1972 four Campaign Buttons/pin back McGovern (with red background); about a quarter in size McGovern President ’72 (with blue background); about a quarter in size McGovern (with navy background); about a quarter in size Flat pin McGovern 72; about ¾ ” across in size Backs are all clean. From a smoke free home