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- [S993] Eckels, Guy C: WW1 Draft Card, (Washington, D.C: NARA micropublication M1509, 4277 rolls. Online , Provo, UT: Ancestry.com, 2005, subscription database, image CA1544257-0822 accessed 8/26/2006.).
- [S645] Eckels, Willis (I22596): 1880 US Census, (www.ancestry.com (2005): National Archives and Records Administration micropublication T9, roll 1115, enumeration district (ED) 226, enumerated page 35, master page 406D, line 8, dwelling 354, family 364; image accessed 12/28/2008.), 1880.PA.Mercer.Sandy Lake.226.35.
- [S647] Eckels, Nana (I22597): 1900 US Census, (www.ancestry.com (2004): National Archives and Records Administration micropublication T623, roll 1409, enumeration district (ED) 124, sheet 12B, page 168B, line 54, dwelling 300, family 300; image accessed 12/28/2008.), 1900.PA.Erie.Union City.124.25.
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