Plano topografico que comprende las vertientes del Arroyo Yca...
Shows central portion of Rio Grande do Sul. Boundaries shown in red and yellow inks? Relief shown by shading. Pen-and-ink and watercolor. In upper margin: No. 4o. LC Luso-Hispanic World, 183 Available also through the Library of Congress Web site as a raster image. Vault
Varela Y Ulloa, José
Plano topografico que comprende la parte septentrional de la ...
Relief shown pictorially and by shading. Pen-and-ink and watercolor. Manuscript label mounted on verso: America. Laguna de Merin. Limites con Portugal. Small brass rings sewed to upper and lower edges. LC Luso-Hispanic World, 119 Available also through the Library of Congress Web site as a raster image. Vault