Most collectors own mint sets or proof sets… but very few actually know where they came from or why they exist. In this video, we break down the full history of U.S. Mint Sets and Proof Sets — from the very first mint sets issued in 1947, to proof sets, special mint sets, silver proofs, reverse proofs, enhanced proofs, and modern collector-only issues. You’ll learn: • When mint sets really began • Why proof sets were created • What made Special Mint Sets different • How silver, reverse, and enha