Although these are described as regular die trial pieces in the standard references, it is more likely that the off-metal 'trials' of this year were deliberately struck for sale to collectors in complete sets. Examples were also struck as follows: To view all available images, click here. Copper J1233/P1375 with the following 2 confirmed: 1) B/M 10/05 - PCGS62BN, illustrated above, click on the thumbnail image to enlarge 2) Simpson-Heritage 4/21, Heritage 5/23, Heritage 11/23 - PCGS64BN One of these is ex Stacks 8/76 ANA, Fairfield-B/R 10/77 Aluminum J1234/P1376 with the following 2 confirmed: 1) Stacks 8/76 ANA, Fairfield-B/R 10/77, Simpson-Heritage 11/20, Heritage 4/21, Heritage 5/23 - PCGS65 2) NERCA 7/79 ANA, Heritage 11/11, Heritage 9/14 - PCGS63 Photo courtesy of Bowers and Merena.