diameter: 1 in. ( 2.5 cm )
Circular pin-back button: "NUKLEARRAK?/EZ ESKERRIK ASKO!"; central image of a sun smiling; yellow, orange and black.
Gift of Beatrice J. Siegel
raised lettering: on back of button: "PUBLIBADGE/MADRID/2326206/4713438"
Due to ongoing research, information about this object is subject to change.