Author of the book: Juan Mañe y Flaquer. Numbering of the engraving in the book: nº23. "The people of the Roncal that hold posts as mayors and aldermen have ceremonial uniforms [...]. This consists of a sleeveless black jacket, that they call an “anguarina”, and a kind of white fine cloth ruff, that they call “valona” all of which they place over their ordinary uniform"