Paper, plastic, metal
Overall: 1 3/4 in. ( 4.4 cm )
Circular pin-back button: "NO/BLOOD/FOR/OIL"; image of drops of oil within letters; red and black.
Gift of Allen Baird
printed: on side of button: "ISO. P.O. Box 16085, Chicago, IL 60616"
Due to ongoing research, information about this object is subject to change.