Issue Date: June 13, 1974

U.S. Scott #1538-1541 

This bundle includes four framed vintage Mineral Heritage stamps: Petrified Wood, Tourmaline, Amethyst, and Rhodochrosite.

Display this complete and genuine 1974 U.S. 10cent Mineral Heritage stamp set as a mini exhibit. Each stamp is custom mounted in a 3x3 frame. A tiny piece of vintage geology history made for rock hounds, mineral lovers, stamp enthusiasts, and lovers of curious old things.