The picture shows a view of this 1974 Deering New Hampshire Bicentennial Advertising Souvenir Pin Back Button. The pinback button has a yellow background with black print. It pictures an oxen yoke and is marked as follows:
DEERING N.H. BICENTENNIAL 1774 - 1974
The pin back button measures about 1-3/4'' wide. It appears to be in mint condition as pictured.