Transcription of a 15th century document (catalogued here as NOI 13) written on paper in which Alonso Pérez de Cuerva gives his power of attorney to his brother Pedro Fernández de Cuerva to sell a vineyard that he owns. The land's general location and its specific neighboring vineyards are given. Handwritten in two pieces of different paper (22 x 16 and 20.6 x 13 cm).