Übersichts-Karte der Eisenbahnen und der bedeutenderen Post- und Dampfschiff-Verbindungen in Deutschland : und den angrenzenden Ländern
Unidentified prime meridian. Includes list of units of measurement per one degree at the Equator. LC copy sectioned into 8 and mounted on cloth, folding to 20 x 12 cm. Signed on verso in upper right: Millard Fillmore 1856. Mounting effaces map on verso, which seems to be a map of middle Europe. Available also through the Library of Congress Web site as a raster image.
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