Kansas State Historical Society. Kansas Counties. Kansas County Factsheets. Kansas State Historical Society. 2009-12-17 [21 March 2010]. (原始内容存档于2010-06-13). Individual county pages are sources used.
Kansas State Historical Society. Washington County, Kansas (old) (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-10-16).
Kansas State Historical Society. Seward County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Godfrey County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [3 April 2015]. (原始内容存档于2020-08-11).
Kansas State Historical Society. Hunter County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-08-14).
Kansas State Historical Society. Irving County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Otoe County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Shirley County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Peketon County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Madison County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-12-05).
Kansas State Historical Society. Howard County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-10-16).
Kansas State Historical Society. Arapahoe County, Kansas (2nd) (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-10-20).
Kansas State Historical Society. Buffalo County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-11-26).
Kansas State Historical Society. Kansas County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Sequoyah County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Garfield County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Billings County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Kansas Counties. Kansas County Factsheets. Kansas State Historical Society. 2009-12-17 [21 March 2010]. (原始内容存档于2010-06-13). Individual county pages are sources used.
Kansas State Historical Society. Washington County, Kansas (old) (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-10-16).
Kansas State Historical Society. Seward County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Godfrey County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [3 April 2015]. (原始内容存档于2020-08-11).
Kansas State Historical Society. Hunter County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-08-14).
Kansas State Historical Society. Irving County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Otoe County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Shirley County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Peketon County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Madison County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-12-05).
Kansas State Historical Society. Howard County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-10-16).
Kansas State Historical Society. Arapahoe County, Kansas (2nd) (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-10-20).
Kansas State Historical Society. Buffalo County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-11-26).
Kansas State Historical Society. Kansas County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Sequoyah County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Garfield County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).
Kansas State Historical Society. Billings County, Kansas (defunct). Kansas County Factsheets. Kansas State Historical Society. [27 November 2010]. (原始内容存档于2020-05-06).