1862 (March 11). Entire letter addressed within the province from Buenos Aires to Lobería, franked by 1862 1p dark blue, worn impression, and 1p light blue, semi-worn impression, featuring an infrequent combination of same denominations in contrasting shades, tied by "Franco" oval with matching "MENSAGERIAS DEL COMERCIO/PIEDRAS 81/BUENOS AIRES" framed oval messagery handstamps, both struck in a very attractive and uncommon radiant blue, some faults, a very scarce usage. (Image)