- [S1451] Zabasearch.com.
- [S1688] 1930 Des Moines, IA.
- [S1708] 1860 Knox Co, OH. Census.
- [S1709] 1860 Morrow Co, OH. Census.
- [S1710] 1850 Morrow Co, OH. Census.
- [S1769] Wirt County, WV. Marriage Register.
- [S1812] Jeannine Hickman, e-mail message from e-mail address (OH.) to Howard Hickman, 2007 and 2008.
- [S1813] 1860 Noble Co, OH. Census.
- [S1814] 1870 Noble Co, OH. Census.
- [S1827] 1840 Monroe Co, OH. Census.
- [S1829] Death Record June 2, 1882 Noble Co, OH.
- [S1830] Noble County Court Pleas Records 1854-1859, exerpt in "Gateway to the West", Vol 2.
- [S1832] Noble Co Marriage Record, Vol H2 p. 399.
- [S1833] Pat Davis, e-mail message from e-mail address to Howard Hickman, Jan 2008.
- [S1842] 1880 Wirt Co, WV. Census.
- [S1843] 1900 Wirt Co, WV. Census.
- [S1845] Robert Whitmer, e-mail message from e-mail address (IL.) to Howard Hickman, Jan 2008.
- [S1846] 1920 Wirt Co, WV. Census.
- [S1866] National Park Service Civil War Soldiers and Sailors System.
- [S2012] 1930 Muskingum Co, OH. Census.
- [S2039] 1930 Wirt Co, WV. Census.
- [S2113] 1910 Noble Co, OH. Census.
- [S2122] 1900 Guernsey Co, OH. Census.
- [S2150] 1910 Champaign Co, IL. Census.
- [S2154] 1920 Champaign Co, IL. Census.
- [S2156] 1930 Vermilion Co, IL. Census.
- [S2388] 1930 Noble Co, OH. Census.
- [S2619] Melissa Windsor, e-mail message from e-mail address to Howard Hickman, Feb 2008.
- [S2644] Letter from Marjorie Jo Eisiminger (1523 S. Lafayette St, Tacoma, WA. 98444) to Howard Hickman, March 2009.
- [S2828] http://rbuckley.tripod.com/html/g0000054.html#I0516
- [S2829] http://rbuckley.tripod.com/html/g0000056.html#I0518
- [S2830] http://rbuckley.tripod.com/html/g0000049.html#I0511
- [S2831] http://rbuckley.tripod.com/html/g0000077.html#I0523
- [S2832] http://rbuckley.tripod.com/html/g0000074.html#I0520
- [S2837] 1900 Roane Co, WV. Census.
- [S2838] 1920 Le Flore Co, OK. Census.
- [S2903] Noble County Leader.
- [S2959] Bryce Henderson Stevens.
- [S3038] Carol Potts, e-mail message from e-mail address (Rantoul, IL.) to Howard Hickman, Oct 2009.
- [S3150] 1900 Ionia Co, MI. Census.
- [S3175] Diana Lockhart Condry, e-mail message from e-mail address to Howard Hickman, March 2010.
- [S3298] 1850 Athens Co, OH. Census.
- [S3318] 1850 Morrow Co, OH Census.
- [S3512] Unknown author, Biographical history of Genesee County, Michigan.
- [S4155] David Martin.
- [S4469] Jody Waychoff, e-mail message from e-mail address to Howard Hickman, Sept 2016.
- [S4726] The Spirit of Democracy (Woodsfield, OH.).
- [S5046] 1930 Lake Co, IN. Census.
- [S5269] Janis van Ryswyk, e-mail message from e-mail address to Howard Hickman III, May 2023.
- [S5336] The Champaign Daily Gazette.