Reconnaissance of the country from Parras via Peña, Alamo de Parras, and the forks of the roads to Zacatecas and Durango, returning via Los Hornos, the road to Chihuahua and Pozo.

Relief shown by hachures.
Pen-and-ink, red ink, and pencil on tracing paper.
LC Luso-Hispanic World, 581
Available also through the Library of Congress Web site as a raster image.
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