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 J1335/P1479 with the following 4 believed to be different. 1) Stacks 8/76 ANA, NERCA 4/80, Ivy 8/80 ANA, unknown intermediates, LegendAuctions 4/23, GreatCollections.com 8/25/24 - PCGS64RB 2) an example on PCGS.com/CoinFacts - PCGS63RB 3) Tree Many Feathers-B/M 9/01 (cancelled to 11/01) as PCGS63BN, Simpson-Heritage 9/20 - PCGS61BN, illustrated above, click on the thumbnail to enlarge 4) Boosel-RARCOA 4/72, Bass-B/M 5/99 - PCGS62RB, cleaned Aluminum J1336/P1480 with only 2 confirmed as noted below. 1) Boosel-RARCOA 4/72, Bass-B/M 5/99, Simpson-Heritage 1/24 FUN - PCGS64 2) Kaplan, Harte-B/R 3/81, Polis-B/M 6/91, Stacks 9/94 - PCGS63, slightly bent Photo courtesy of Bowers and Merena.