The PCGS Proof Coin Lot includes two 1973-S 10C PR69CAM coins and a 1974-S 50C PR69CAM coin, all certified by PCGS. These uncirculated coins are composed of silver and copper, with a strike type of proof, minted in San Francisco. The coins have been graded as PR 69 and PR 68 and come with certification numbers 58333443, 54840629, and 58333554. This lot would make a valuable addition to any coin collection, especially for those interested in US coins from the 1970s.