Vintage Blood Donor pin State of Massachusetts silver tone tiny brooch

Tiny vintage pin Blood Donor with the seal of the State of Massachusetts It's very small! see photo next to quater for size comparison It seems to be quite old, with the old style C clasp. It has lots of wear and dark patina. Ships fast! NARA825JR7H5R Red cross medical plasma donation ma mass brooch lapel jewelry phlebotomy phlebotomist