diameter: 2 1/4 in. ( 5.7 cm )
printed: on side of button: "BOSTON CLAMSHELL COALITION 595 MASSACHUSETTS AVE. CAMBRIDGE MASS. 02139 (617) 661-6204 N.G. SLATER CORP. NYC 11
Circular metal pin-back button "SHUT THEM DOWN/BOSTON CLAMSHELL COALITION"; image of a nuclear power plant; white, red and black.
Gift of Beatrice J. Siegel
Due to ongoing research, information about this object is subject to change.