In Sept. 1838, John Dougherty gave an affidavit in which he swore, "That he has by his said wife Mary four children now living and all smart active and intelligent children viz — Sarah Bridget, aged about 6 Years, James Philip aged about 4 years, Maryann aged about 2 years and Logan aged one year." (Waggoner, 18a, 117)
Linda M. Waggoner (ed.), “Neither White Men Nor Indians: Affidavits from the Winnebago Mixed-blood Claim Commissions, Prairie Du Chien, Wisconsin, 1838-1839” (Roseville, Minnesota: Park Genealogical Books, 2002). Extracted from Territorial Papers of the United States, Wisconsin, 1836-1848. M236. “Special Files of the Office of Indian Affairs,” 1836-46. “Special File 161” (Roll 41). “Special File 190” (Roll 42). National Archives, Washington D.C., Documents on Microfilm, Records of the Bureau of Indian Affairs (Record Group 75).