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- [S188] Neal J. Dierolf, John Besbeech Descendants, (Internet, 2002), p 9.
- [S3436] Bisbee, Robert (I8772): 1850 US Census, (www.ancestry.com (2009): National Archives and Records Administration micropublication M432, roll 117, page 359B, line 12, dwelling 112, family 112; Image accessed 4 Feb 2014. image accessed 4 Feb 2014.), 1850.IL.McHenry.Seneca.14.
- [S3437] Bisbee, Robert (I8772): , (Iowa State Census, 1856, Jackson, Bremer, Iowa, page 278 image accessed 4 Feb 2014.), 1856.IA.Bremer.Jackson.25.
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