Alcalá, Antonio. manuscriptcartographic [1787] spa Depths shown by soundings. Watermark: PVL [Pieter van Ley] in 1 character. Pen-and-ink, watercolor, and pencil. Mounted on cloth backing. Includes index to islands and note. Maggs number annotated in pencil in lower right corner: 12. LC Luso-Hispanic World, Coasts--Central America--Maps, Manuscript--Early works to 1800. Coasts--Yucatán Peninsula--Maps, Manuscript--Early works to 1800. Atlantic Coast (Central America)--Maps, Manuscript--Early works to 1800. Yucatán Peninsula--Maps, Manuscript--Early works to 1800. Central America Atlantic Coast. Yucatán Peninsula. Available also through the Library of Congress Web site as a raster image. http://hdl.loc.gov/loc.gmd/g4802c.lh000068