23 URUGUAY - GENERAL ISSUES Auction #2306: URUGUAY: Special February auction Single / Cat.#: Sc.39 Ave-Fine Sc.39, 1877 1c., PROOF in blue, thin on back, excellent front! Starting Price: US$ 1 Current Price: US$ 33 Bid US$ 37 or more Closing: 2023-02-23 22:15:00