Maritime Mail of Spanish Colonies in America

Peru Incoming Mail 1790, April 15. Entire letter from Cádiz (Spain) to Lima, indicating the maritime fee to be paid by the recipient with boxed "3 Pta" in red, equivalent to 3 reales of the maritime fee, and "Cadiz"straight-line, both in red. Endorsement "en la frag.ta Rosa", being the frigate which crossed the Atlantic carrying this letter. A very scarce mail with this rate marking on transatlantic mail.