2010. National Geophysical Data Center. This shapefile contains isodynamic lines (lines of equal total intensity of the Earth's magnetic field), derived from the International Geomagnetic... National Atlas of the United States.
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1850. Wyld, James, 1812-1887. Relief shown by hachures.; Title on slipcase: Central America, Isthmus of Tehuantepec, Panama and Nicaragua.; Transferred from the collection of th... J. Wyld (London).
1690. Coronelli, Vincenzo, 1650-1718. Relief shown pictorially. In Italian. Prime meridian: Ferro. Presumed to be from the author's Libro dei Globi, 169-?. 1 map; 43 x 26 cm.
214. Map of North America
1912. Geological Survey (U.S.). "Reduced from map on scale of 1:5,000,000 compiled by the U.S. Geological Survey."; "1912."; Includes insets of the Aleutian Islands and the Windwa... The Survey (Washington, D.C).
215. Map of North America
1866. Mitchell, S. Augustus (Samuel Augustus), 1792-1868.
1883. Genest, F. X. col. map on 2 sheets ; 71 x 107 cm each. Shows existing and proposed railways.
1850. Kemble, William, 1795?-1881. Scale not given; 1 map: color; 20 x 22 cm North America--Maps. Harper & Bros.
1860. Pemberton, J. Despard (James Despard), 1821-1893. Relief shown by hachures.; Outline and routes hand colored. 43 x 37 centimeters Scale approximately 1:12,300,000 General Map Collection. publisher not identified.
1865. United States. General Land Office. Relief shown by hachures.; Shows township and range grid where surveying has been completed at this date. Shows Indian reservations and territory, ... General Land Office (Washington).
1852. U.S. Coast and Geodetic Survey. Relief shown by hachures.; "From the Archives of the U.S. Coast Survey, A.D. Bache Superintendent." 66 x 86 centimeters Scale 1:3,000,000 General M... U.S. Coast Survey (Washington, D.C).