This is an experimental piece, in copper, using a lettered edge collar containing the words "E Pluribus Unum". Only 3 examples are known, all defaced with chisel marks, and all 3 show some lettering on the edge. 1) Taylor-Windle (H Chapman 6/08) lot 1289?, Connecticut State Library, ex Mitchelson 2) Woodin, Newcomer, Boyd, Farouk, Judd, 66 ANA, Coronet Coin FPL (Krouner), Merkin 2/71, Queller-Heritage 4/09, Heritage 8/11 ANA, Heritage 8/16 ANA - NCSXF40, cleaned, illustrated above 3) Lohr, Cox, RARCOA 4/72, RARCOA 1/73, Heritage 2/83, Stacks 5/85, Queller-Heritage 1/09 as NGC60RB, Simpson-Heritage 1/21, Heritage 6/21 - PCGS64BN illustrated below. Photos courtesy of Heritage.