Auction # 2031 WORLDWIDE + ARGENTINA: General July auction

"EXTENSION to the instructions of 24 August 1764, of 5 December 1767, and of 30 May 1769, that must be observed by Captains and Pilots of ships, mail between Spain and the West and southern Indies", original document of 12 November 1772, signed by Julian Lopez de Ayllon, excellent quality, rare!