Although listed as a regular die trial piece, these were more likely deliberately struck for sale to collectors as part of complete aluminum sets.
Only 2 are believed to exist as follows:
1) Farouk, Kosoff 66 ANA, B/M 10/87, Superior 10/89, Rau-Heritage 4/18 - PCGS63, illustrated above, click on the thumbnail to see an enlargement.
2) Stacks 76 ANA, Queller-Heritage 1/09, Simpson-Heritage 9/20 - PCGS64 with spot near eye, illustrated below
One of these is ex Elder 2/1910 sale lot 253.
Photos courtesy of Heritage.