- [S1731] Telephone interview with Paul E. Hickman,grandson of Thomas Hickman.
- [S1732] OneWorldTree.
- [S1733] American Civil War Soldiers.
- [S1734] Research data compiled by Howard Hickman.
- [S1742] Phil Hickman, e-mail message from unknown author e-mail to Jason Hickman, 4 Mar 2006.
- [S1778] Kentucky Death Index, 1911-2000.
- [S1779] Army Form Number 724-6, A. G. O. Nov 22, 1919.
- [S1780] American Battle Monuments Commission.
- [S1781] Ohio Death certificate number 78402.
- [S1782] Hocking county, Ohio Death Register.
- [S1783] Monroe County, Ohio Death Book 2, page 80.
- [S1784] Unknown author, History of Laclede, Camden, Dallas, Webster, Wright, Texas, Pulaski, Phelps, and Dent Counties, Missouri, page 1050-1051. (Chicago, IL.: The Goodspeed Publisheing Company, 1889).
- [S1785] Civil War Pension Index: General Index to Pension Files, 1861-1934.
- [S1841] 1880 Belmont Co, OH. Census.
- [S1847] 1930 Marion Co, OH. Census.
- [S1848] 1920 Marion Co, OH. Census.
- [S1849] 1910 Marion Co, OH. Census.
- [S1850] 1900 Monroe Co, OH. Census.
- [S1855] Wilbur Haslam - 2007 posting at World Connect - e-mail address.
- [S1867] 1880 Doddridge Co, WV. Census.
- [S1979] 1920 Athens Co, OH. Census.
- [S1984] 1870 Hocking Co, OH. Census.
- [S1985] 1880 Hocking Co, OH. Census.
- [S1986] 1900 Perry Co, OH. Census.
- [S2069] Phyllis Bumgaarner Robinson, e-mail message from e-mail address (Winchester, VA.) to Howard Hickman, March 2002.
- [S2072] 1930 Randolph Co, WV.
- [S2079] 1910 Harrison Co, MO. Census.
- [S2284] 1900 Howell Co, MO. Census.
- [S2285] 1910 Howell Co, MO. Census.
- [S2286] 1920 Texas Co, MO. Census.
- [S2288] 1910 Searcy Co, AR. Census.
- [S2289] 1920 Pulaski Co, AR. Census.
- [S2402] 1900 Lucas Co, OH. Census.
- [S2403] 1900 Hocking Co, OH. Census.
- [S2650] 1860 Wetzel Co, VA. Census.
- [S2808] 1900 Harrison Co, MO. Census.
- [S2812] 1910 Hancock Co, WV. Census.
- [S2815] 1900 Pickaway Co, OH. Census.
- [S2816] 1910 Pickaway Co, OH. Census.
- [S2817] 1920 Pickaway Co, OH. Census.
- [S2818] 1910 Montgomery Co, OH. Census.
- [S2850] Washington Co Cemetery Index.
- [S3014] Furbee Funeral Home Notice.
- [S3198] 1900 Doddridge Co, WV. Census.
- [S3595] East Liverpool, OH. Directory.
- [S3750] 1940 Tyler Co, WV. Census.
- [S4385] Martin R. Andrews, History of Marietta and Washington County.
- [S4910] The Ohio Democrat, Logan, OH.
- [S4911] Lancaster Eagle-Gazette.
- [S5304] 1940 Butler Co, KS, Census.