Mapas antiguos de Dover

1. 1859 Map of Kent County, Delaware, from actual surveys
2. 1885 Sanborn fire insurance map of Dover, April 1885
3. 1891 Sanborn fire insurance map of Dover, 1891
4. 1897 Sanborn fire insurance map of Dover, 1897
5. 1899 USGS topographic map, Dover quadrangle, 1899
6. 1904 Sanborn fire insurance map of Dover, September 1904
7. 1906 USGS topographic map, Dover quadrangle, 1906
8. 1910 Sanborn fire insurance map of Dover, 1910
9. 1919 Sanborn fire insurance map of Dover, 1919
10. 1920 USGS topographic map, Dover quadrangle, 1920
11. 1929 Sanborn fire insurance map of Dover, August 1929
12. 1950 Sanborn fire insurance map of Dover, August 1950
13. 1956 USGS topographic map, Dover quadrangle, 1956
14. 1984 USGS topographic map, Dover quadrangle, 1984
15. 1993 USGS topographic map, Dover quadrangle, 1993

• 
  1859 Map of Kent County, Delaware, from actual surveysJ. H. French and others, via the Library of Congress. Library of Congress: public domain, free to use and reuse. Credit: Library of Congress, Geography and Map Division.Abrir el mapa completo (abre otro sitio web)

Los mapas Sanborn dibujaban cada edificio, calle por calle, para las compañías de seguros contra incendios.

• 
  1885 Sanborn fire insurance map of Dover, April 1885Sanborn Map Company, via the Library of Congress. Library of Congress: public domain, free to use and reuse. Credit: Library of Congress, Geography and Map Division.Abrir el mapa completo (abre otro sitio web)
• 
  1891 Sanborn fire insurance map of Dover, 1891Sanborn Map Company, via the Library of Congress. Library of Congress: public domain, free to use and reuse. Credit: Library of Congress, Geography and Map Division.Abrir el mapa completo (abre otro sitio web)
• 
  1897 Sanborn fire insurance map of Dover, 1897Sanborn Map Company, via the Library of Congress. Library of Congress: public domain, free to use and reuse. Credit: Library of Congress, Geography and Map Division.Abrir el mapa completo (abre otro sitio web)
• 
  1904 Sanborn fire insurance map of Dover, September 1904Sanborn Map Company, via the Library of Congress, 7 sheets. Library of Congress: public domain, free to use and reuse. Credit: Library of Congress, Geography and Map Division.Abrir el mapa completo (abre otro sitio web)
• 
  1910 Sanborn fire insurance map of Dover, 1910Sanborn Map Company, via the Library of Congress. Library of Congress: public domain, free to use and reuse. Credit: Library of Congress, Geography and Map Division.Abrir el mapa completo (abre otro sitio web)
• 
  1919 Sanborn fire insurance map of Dover, 1919Sanborn Map Company, via the Library of Congress. Library of Congress: public domain, free to use and reuse. Credit: Library of Congress, Geography and Map Division.Abrir el mapa completo (abre otro sitio web)
• Todavía no está en línea
  1929 Sanborn fire insurance map of Dover, August 1929Sanborn Map Company, via the Library of Congress, 23 sheets. Library of Congress catalog record. Not scanned, so there is no image to view online.Abrir el mapa completo (abre otro sitio web)
• Todavía no está en línea
  1950 Sanborn fire insurance map of Dover, August 1950Sanborn Map Company, via the Library of Congress, 24 sheets. Library of Congress catalog record. Not scanned, so there is no image to view online.Abrir el mapa completo (abre otro sitio web)

• 
  1899 USGS topographic map, Dover quadrangle, 1899U.S. Geological Survey, via The National Map, 1:125,000. U.S. Geological Survey: public domain, U.S. government work.Abrir el mapa completo (archivo PDF)
• 
  1906 USGS topographic map, Dover quadrangle, 1906U.S. Geological Survey, via The National Map, 1:125,000. U.S. Geological Survey: public domain, U.S. government work.Abrir el mapa completo (archivo PDF)
• 
  1920 USGS topographic map, Dover quadrangle, 1920U.S. Geological Survey, via The National Map, 1:125,000. U.S. Geological Survey: public domain, U.S. government work.Abrir el mapa completo (archivo PDF)
• 
  1956 USGS topographic map, Dover quadrangle, 1956U.S. Geological Survey, via The National Map, 1:24,000. U.S. Geological Survey: public domain, U.S. government work.Abrir el mapa completo (archivo PDF)
• 
  1984 USGS topographic map, Dover quadrangle, 1984U.S. Geological Survey, via The National Map, 1:100,000. U.S. Geological Survey: public domain, U.S. government work.Abrir el mapa completo (archivo PDF)
• 
  1993 USGS topographic map, Dover quadrangle, 1993U.S. Geological Survey, via The National Map, 1:24,000. U.S. Geological Survey: public domain, U.S. government work.Abrir el mapa completo (archivo PDF)