User:Dcmacnut/Historical congressional district boundaries

Sandbox for creating historical boundary tables for various congressional districts. Alabama shown below.

7th District

 * Population data from U.S. Census Bureau: Population of Counties by Decennial Census: 1900 to 1990
 * 1880 and 1870 Census data from U.S. Census Bureau: Compendium of the Tenth Census, Volume 1. (1883)
 * 1850 and 1840 Census data from U.S. Census Bureau: Census of Population and Housing, 1850 Census.
 * Additional population data and counties from the Official Congressional Directories of the 40th Congress (1868); 48th Congress (1883); 53rd Congress (1893); 58th Congress (1903); 63rd Congress (1913); 65th Congress (1919); 81st Congress (1950); 83rd Congress (1953); 89th Congress (1965); 102nd Congress (1991); 105th Congress (1998); 108th Congress (2003)
 * 1970 counties from Congressional Districts in the 1970s, Second Edition. Congressional Quarterly. September 1974.

6th District

 * Population data from U.S. Census Bureau: Population of Counties by Decennial Census: 1900 to 1990
 * 1880 Census data from U.S. Census Bureau: Compendium of the Tenth Census, Volume 1, Pages 14 and 15. (1883)
 * 1840 to 1870 Census data from U.S. Census Bureau: Compendium of the Ninth Census, Page 24. (1872)
 * Additional population data and counties from the Official Congressional Directories of the 42nd Congress (1868); 48th Congress (1883); 53rd Congress (1893); 58th Congress (1903); 63rd Congress (1913); 65th Congress (1919); 81st Congress (1950); 83rd Congress (1953); 89th Congress (1965); 102nd Congress (1991); 105th Congress (1998); 108th Congress (2003)
 * 1970 counties from Congressional Districts in the 1970s, Second Edition. Congressional Quarterly. September 1974.

5th District

 * Population data from U.S. Census Bureau: Population of Counties by Decennial Census: 1900 to 1990
 * 1880 Census data from U.S. Census Bureau: Compendium of the Tenth Census, Volume 1, Pages 14 and 15. (1883)
 * 1840 to 1870 Census data from U.S. Census Bureau: Compendium of the Ninth Census, Page 24. (1872)
 * Additional population data and counties from the Official Congressional Directories of the 42nd Congress (1868); 48th Congress (1883); 53rd Congress (1893); 58th Congress (1903); 81st Congress (1950); 83rd Congress (1953); 89th Congress (1965); 102nd Congress (1991); 105th Congress (1998); 108th Congress (2003)
 * 1970 counties from Congressional Districts in the 1970s, Second Edition. Congressional Quarterly. September 1974.

4th District

 * Population data from U.S. Census Bureau: Population of Counties by Decennial Census: 1900 to 1990
 * 1880 Census data from U.S. Census Bureau: Compendium of the Tenth Census, Volume 1, Pages 14 and 15. (1883)
 * 1840 to 1870 Census data from U.S. Census Bureau: Compendium of the Ninth Census, Page 24. (1872)
 * Additional population data and counties from the Official Congressional Directories of the 42nd Congress (1868); 48th Congress (1883); 53rd Congress (1893); 58th Congress (1903); 81st Congress (1950); 83rd Congress (1953); 89th Congress (1965); 102nd Congress (1991); 105th Congress (1998); 108th Congress (2003)
 * 1970 counties from Congressional Districts in the 1970s, Second Edition. Congressional Quarterly. September 1974.

3rd District

 * Population data from U.S. Census Bureau: Population of Counties by Decennial Census: 1900 to 1990
 * 1880 Census data from U.S. Census Bureau: Compendium of the Tenth Census, Volume 1, Pages 14 and 15. (1883)
 * 1840 to 1870 Census data from U.S. Census Bureau: Compendium of the Ninth Census, Page 24. (1872)
 * Additional population data and counties from the Official Congressional Directories of the 42nd Congress (1868); 48th Congress (1883); 53rd Congress (1893); 58th Congress (1903); 81st Congress (1950); 83rd Congress (1953); 89th Congress (1965); 102nd Congress (1991); 105th Congress (1998); 108th Congress (2003)
 * 1970 counties from Congressional Districts in the 1970s, Second Edition. Congressional Quarterly. September 1974.

2nd District

 * Population data from U.S. Census Bureau: Population of Counties by Decennial Census: 1900 to 1990
 * 1880 Census data from U.S. Census Bureau: Compendium of the Tenth Census, Volume 1, Pages 14 and 15. (1883)
 * 1840 to 1870 Census data from U.S. Census Bureau: Compendium of the Ninth Census, Page 24. (1872)
 * Additional population data and counties from the Official Congressional Directories of the 42nd Congress (1868); 48th Congress (1883); 53rd Congress (1893); 58th Congress (1903); 81st Congress (1950); 83rd Congress (1953); 89th Congress (1965); 102nd Congress (1991); 105th Congress (1998); 108th Congress (2003)
 * 1970 counties from Congressional Districts in the 1970s, Second Edition. Congressional Quarterly. September 1974.

1st District

 * Population data from U.S. Census Bureau: Population of Counties by Decennial Census: 1900 to 1990
 * 1880 Census data from U.S. Census Bureau: Compendium of the Tenth Census, Volume 1, Pages 14 and 15. (1883)
 * 1840 to 1870 Census data from U.S. Census Bureau: Compendium of the Ninth Census, Page 24. (1872)
 * Additional population data and counties from the Official Congressional Directories of the 42nd Congress (1868); 48th Congress (1883); 53rd Congress (1893); 58th Congress (1903); 81st Congress (1950); 83rd Congress (1953); 89th Congress (1965); 102nd Congress (1991); 105th Congress (1998); 108th Congress (2003)
 * 1970 counties from Congressional Districts in the 1970s, Second Edition. Congressional Quarterly. September 1974.