The 1976 U.S. Mint Proof Set from San Francisco contains 6 uncirculated coins with a denomination of $1. Made of copper, these coins are struck in proof quality at the San Francisco Mint in the United States. Graded as ungraded, this set includes coins certified by the U.S. Mint, making it a valuable addition to any coin collection focusing on American currency from 1976. Cover hinge points broken off.