516 BRAZIL - POSTAL HISTORY Auction #2024: WORLDWIDE - ARGENTINA: Special June auction Cover / Cat.#: F.VF Circa 1920, official cover of Servico Postal posted stampless by registered mail in Rio, interesting! Starting Price: US$ 10 Current Price: US$ 10 Bid US$ 10 or more Closing: 2020-06-11 22:15:00