1. “Belknap County Map,” Dover Gazette and Stafford Advertiser, February 26, 1860.
  2. “E. M. Woodford Biography,” Connecticut Historical Society, Accessed October 2, 2013, http://emuseum.chs.org:8080/emuseum/view/people/asitem/W/138?t:state:flow=4da7267f-ade4-4cca-bd79-8e7af4e3045e
  3. Walter Ristow, American Maps and Mapmakers (Detroit: Wayne State University Press, 1985), 387.