Baad Daata’s GC4Q1T5 challenge cache has necessitated the creation of some additional ‘mint’ caches. This cache will add at least one more to the prerequisite 25.
The United States Mint at San Francisco plays an important role in our nation's coinage. Although it does not currently produce circulating coins, it is the exclusive manufacturer of regular proof and silver proof coin sets that set the standard for numismatic excellence with their brilliant artistry, fine craftsmanship and enduring quality.