This is a vintage JJ Jonette Jewelry pewter tone math teacher chalkboard pin. It has a chalkboard with geometry formulas, and dangling charms of a ruler, math book, calculator, pencil, and an apple. The pin is 1 7/8" wide and 2 1/2" tall. It is signed JJ on the back of each component of the piece. The pin is in excellent condition.
JJ Jonette Jewelry Math Teacher Chalkboard Pewter Tone Pin