USA SAN FRANCISCO MINT TREASURY DEPARTMENT 1874-1937 MEDAL

USA SAN FRANCISCO MINT TREASURY DEPARTMENT 1874-1937 MEDAL
Obverse: SAN FRANCISCO MINT 1874 – 1937
Reverse: TREASURY DEPARTMENT / UNITED STATES OF AMERICA
Diameter 38 mm, in bronze, still in original plastic sleeve, sleeve has split on one side