c.1927 200r Stamped-to-Order Letter Card with Advertising on each side, "Servicos Rowland Hill" ad at top, imprint at bottom and printed promotional ad on the inside, printed ad for "O Novo Edificio Da 'Sul America'" on back side, indistinct 1928 (?) cancel and addressed to USA, sealing flap removed, message section blank, very fine and rare use, unlisted in H&G