1876 George Washington California Medal for the U.S. Centennial. Silvered White Metal. 41 mm. Musante GW-879, Baker-410A. MS-62 (PCGS).,Bright silver-gray patina on very rough surfaces with diagonal striations evident on both sides. A charming and rare medal designed by C.F. Mohrig with dies executed by A. Kuner, who is better known for engraving the dies of several territorial gold coin types.