Auction # 2447 ARGENTINA: Special December auction - part II

Official cover sent by the Postal Administration of Gualeguychú to Montevideo on 14/NO/1880, franked with 8c. Rivadavia type I (GJ.54) with handstamped overprint "Oficial" in violet ink, with dated rectangular datestamp GUALEGUAYCHÚ, on front it received a "T" due mark applied in Uruguay and then cancelled with another mark "A" in barred oval, on back it bears datestamp of Montevideo "DOMICILIO", some small defects but of very fine appearance and extremely rare, it is the ONLY KNOWN OFFICIAL POSTAGE WITH HANDSTAMPED OVERPRINT on cover!