Valck, G. (Gerard) - Valk, Leonard - Valck, G.
[Chart of the Mediterranean, the coast of Portugal, and the northwest coast of Africa]
Title devised by cataloguer. Oriented with north to the right. Contains 16 wind roses. Creator could be Giovanni Battista Cavallini, his son Pietro, or the Cavallini workshop. LC Nautical charts on vellum, 20. Pen-and-ink and goauche. Includes 3 bar scales in unidentified units and many illustrations throughout. Available also through the Library of Congress Web site as a raster image.