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. Examples were struck as follows: To view all available images, click here. Copper J1369/P1514 with the following 2 confirmed: 1) B/R 9/75, unknown intermediates, B/M 7/05, Goldberg 5/06 - NGC66BN 2) Farouk?, Ebay 3/02 cleaned, Simpson-Heritage 8/21, Heritage 12/21 - PCGS63BN One of these is ex Champa AAA (Bowers & Ruddy) 5/72. Aluminum J1370/P1515 also with only the following 2 confirmed: 1) Leidman in 1971, Bass-B/M 5/99 as PCGS64, Superior 2/00 as NGC64, Simpson-Heritage 1/24 FUN - PCGS64 with several laminations on obverse, illustrated above, click on the thumbnail image to enlarge 2) Stacks 8/76 ANA, Vintage 10/88, Heifetz-Superior 10/89 - PCGS64 One of these is ex Bolt-Stacks 4/66. Photo courtesy of Superior.