1790 circa. Cover front from Madrid, bearing the Royal black cachet to indicate official mail (cachets in red where mainly handstamped on commercial correspondences), endorsed "Por el Rey", sent to Santiago de Chile via Buenos Aires, as denoted by the green "España." postmark (Kouri type V II) struck in this city, rated at "80" reales in manuscript, corresponding to a 6 1/4 ounces weight. Ex Camino.