1850. Thomas, Cowperthwait & Co. (W 97°00ʹ--W 89°07ʹ/N 44°30ʹ--N 39°46ʹ). Page number in lower right corner: 35. Differs from other edition (OCLC 78771984): includes Do. propos... Thomas, Cowperthwait & Co. (Philadelphia).
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1850. Smith, W. A. (Cartographer). 1 map : col., encapsulated in Mylar ; 49 x 77 cm Shows percent increase by state for periods 1850-1860, 1860-1870, 1870-1880, and 1880-1890. Includ...
1850. Thomas, Cowperthwait & Co. Relief shown by hachures and spot heights. Shows counties, the Apache and Comanche Indian areas, the Cross Timbers, roads, and land "explored by L... Thomas, Cowperthwait & Co. (Philadelphia), 185-?.
1850. Barber, John Warner, 1798-1885. Gives tables of distances from New Orleans and New York.;Relief shown using hachures.;1 map, hand colored;25 x 20 cm.;ca. 1:11,500,000. [S.l. : s.n.].
1850. United States. Army. Corps of Topographical Engineers. Relief shown by hachures. 110 x 97 centimeters Scale approximately 1:3,200,000 General Map Collection. The Corps (Washington, D.C).