Unpublished 18th Cent. Manuscript

From the bookseller's description:"Personal account written by a Jesuit residing at the Jesuit College of Buenos Aires at the time of the Treaty of Madrid in 1750. The author furnished many details on the manner in which the Portuguese prepared their surveys of the boundaries, the arrival of the Royal Commissioners to implement the Treaty, the panic of the concerned Indians, the attempts of the Paraguayan Jesuits to comply with the Treaty demands, the difficulties over the Colonia del Sacramento, and like matters."