Although these are described as regular die trial pieces in the standard references, it is more likely they were deliberately struck for sale to collectors as part of complete off-metal sets. Examples were struck as follows: To view all available images, click here. Copper J1248/P1390 with only 2 confirmed as follows: 1) Simpson-Heritage 1/22 FUN, Heritage 7/22 - PCGS67RB 2) Farouk?, Paramount 11/66 Rare Coin List #3?, B/M 6/91 retoned, Superior 2/92, B/M 1/97, Stacks 10/97, ANR 6/06, Goldberg 9/06, Superior 1/07, Stacks 9/07, Heritage 1/11 FUN - NGC64BN Aluminum J1249/P1391 with only the following coin confirmed. 1) NERCA 7/79 ANA, Hughes 12/79, J.E. Drew-B/M 3/96, ANR 7/05, Goldberg 2/06, Superior 8/06, Stacks 1/08, B/M 8/09 ANA, Simpson-Heritage 4/21, Heritage 8/21, Heritage 8/22 - PCGS63, illustrated above, click on the thumbnail to enlarge Photo courtesy of American Numismatic Rarities.