Auction # 2031 WORLDWIDE + ARGENTINA: General July auction

MAIL TO REACH A SHIP: 3c. Lettercard with additional postage (total 7c.) sent from Montevideo to an Argentine soldier in the port of Santos (Brazil), surely in transit in a ship in that port. It arrived on 22nd (backstamp) when the addressee has already left, and it was returned to Uruguay where it was reported by the Oficina de Listas de Montevideo on 12/NO, VF quality, rare!