The 2026-P&D American Innovation Wisconsin Cray-1 Supercomputer Dollar 2 Coin Set features a $1 denomination coin uncirculated and composed of copper nickel clad. Minted in 2026 in both Philadelphia and Denver, these business strike coins are part of the American Innovation series, highlighting technological advancements in the United States. The set includes two coins, each representing a unique aspect of American innovation. Perfect for collectors or those interested in commemorative coins, this set celebrates the history and progress of American technology.