- [S165] Weston A. Goodspeed and Charles Blanchard, editors, Counties of Whitley and Noble, Indiana. Historical and Biographical. (Chicago, Illinois: F. A. Battey & Co., 1882).
- [S242] Mildred Geiger Pence, Whitley County, Indiana, Death Records, 1900-1920 (n.p.: privately printed, unknown publish date). With corrections made by the author in October 1989.
- [S243] Lela Williamson, Death Record, Vol. 10, p. 314, Allegan County Courthouse, Allegan Co., Michigan. Information supplied by her husband Calvin Williamson.
- [S244] Marjorie J. Kite, compiler, Miscellaneous Whitley County, Indiana, Cemetery Inscriptions (Fort Wayne, Indiana: The Public Library of Fort Wayne & Allen County, 1966).
- [S247] Mary Lee Hurt, Family History from Edward Richards, the Puritan, Through Mary Kathryn Richards Hurt and Family, With Allied Families of Amos Woodin and Robert Torrens (Tallahassee, Florida: privately printed, 1983). From LDS Microfiche No. 6049965.
- [S248] J. Wilson Poucher and Helen Wilkinson Reynolds, compilers, Old Gravestones of Dutchess County New York - Nineteen Thousand Inscriptions, Vol. 2 (Poughkeepsie, New York: Dutchess County Historical Society, 1924).
- [S276] Whitley County Marriage Records, June 1847-April 1860, Whitley County Courthouse, Columbia City, Indiana.
- [S285] Will Records, Whitley Co., Indiana, Vol. 5, pp. 491,492; records for Perry M. Williamson. Online at Ancestry, https://ancestry.com, Indiana, Wills and Probate Records, 1798-1999 / Whitley / Will Record, Vol 5-6, 1909-1928, Images 281,282.
- [S380] Obituary, Joseph L. Williamson, "Death of Joseph Williamson", South Whitley Tribune, South Whitley, Indiana, 19 October 1913.
- [S410] Perry M. Williamson, Death Record, Book S.W. 1, p. 23 (June 1920), Whitley County Health Dept., Columbia City, Indiana. Certified transcript in possession of Charles Towne, Brecksville, Ohio.
- [S411] Joseph Lawrence Williamson, Death Record, Book 2A, p. 82 (October 1913), Whitley County Health Dept., Columbia City, Indiana. Certified transcript in possession of Charles Towne, Brecksville, Ohio.
- [S430] Deed Records, Whitley Co., Indiana, Vols. D-F (1849-1853), p. 531, 20 September 1852; FHL Film 1705498.
- [S431] Deed Books, Bedford Co., Virginia, Vol. 21 (1828-1829), p. 413, 2 June 1829; FHL Film 30562.
- [S434] Probate Records, Whitley Co., Indiana, 1858; records for Joshua Williamson. From the County Clerk's Office in the basement of the jail in Columbia City, Indiana. Photocopy in possession of Charles Towne, Brecksville, Ohio.
- [S440] Joel Ricks, Bedford County, Virginia, Marriage Bonds 1800 to 1853 (Salt Lake City, Utah: Genealogical Society of Utah, 1939).
- [S536] Henry Clay Conner, The Life and Times of Leonard Hall (Indianapolis, Indiana: privately printed, 1981).
- [S612] Rebeckah R. Wiseman, compiler, Whitley County Indiana 1844 Tax Duplicate (Columbia City, Indiana: Genealogical Society of Whitley County, October 2000). Contains photocopies of the original records.
- [S692] World War I Draft Registration, Calvin Williamson, Allegan Co., Michigan. Image from U.S., World War I Draft Registration Cards, 1917-1918 (Provo, Utah: Ancestry.com Operations, Inc., 2005), online database at http://ancestry.com, FHL Film 1675114.
- [S1120] Calvin P. and Lela M. Williamson Cemetery Marker, Taylor Cemetery, Allegan Co., Michigan; photographed by Charles Hancock and Chris Yoder, May 2008. Image from findagrave.com, Mem. No. 26869261.
- [S1141] Nellie Riley Raber, compiler, Digest of Obituaries Published in Newspapers of Columbia City, Whitley County, Indiana, 1856-1910 (n.p.: N. M. Raber, between 1960 and 1980).
- [S1184] Michael Hayes and Julia Hayes, coordinators, South Whitley Cemetery (Columbia City, Indiana: Genealogical Society of Whitley County, September 2008), online at http://whitleycountyin.org/cem09.htm
- [S1280] 1850 U.S. Census, Joshua Williamson household, Whitley Co., Indiana, p. 486 (stamped), p. 971 (written), dwelling 483, family 498, NARA Series/Roll M432/181. From ancestry.com.
- [S1285] 1860 U.S. Census, Elizabeth Williamson household, Cleveland Twp., Whitley Co., Indiana, p. 904 (stamped), p. 221 (written), dwelling 1585, family 1590, NARA Series/Roll M653/307. From ancestry.com.
- [S1290] 1860 U.S. Census, Peter Creager household, Washington Twp., Whitley Co., Indiana, p. 906 (stamped), p. 223 (written), dwelling 1592, family 1597, NARA Series/Roll M653/307. From ancestry.com.
- [S1445] 1910 U.S. Census, Calvin Williamson household, Ganges Twp., Allegan Co., Michigan, E.D. 11, p. 8 (stamped), p. 8B (written), dwelling 197, family 199, NARA Series/Roll T624/634. From ancestry.com.
- [S1458] 1920 U.S. Census, Calvin Williamson household, Ganges Twp., Allegan Co., Michigan, E.D. 14, p. 134 (stamped), p. 9B (written), dwelling 232, family 234, NARA Series/Roll T625/753. From ancestry.com.
- [S1620] Ohio Marriages, 1800-1958 (Salt Lake City, Utah: FamilySearch), online database at https://familysearch.org
- [S2064] Virginia Marriages, 1785-1940 (Salt Lake City, Utah: FamilySearch), online database at https://familysearch.org
- [S2068] 1870 U.S. Census, Perry M. Williamson household, Cleveland Twp., Whitley Co., Indiana, p. 340 (stamped), p. 35 (written), dwelling 277, family 249, NARA Series/Roll M593/373. From ancestry.com.
- [S2074] 1860 U.S. Census, Frederic Pence household, Cleveland Twp., Whitley Co., Indiana, p. 899 (stamped), p. 217 (written), dwelling 1558, family 1563, NARA Series/Roll M653/307. From ancestry.com.
- [S2075] 1870 U.S. Census, Joseph Williamson household, Cleveland Twp., Whitley Co., Indiana, p. 335 (stamped), p. 26 (written), dwelling 208, family 187, NARA Series/Roll M593/373. From ancestry.com.
- [S2076] 1880 U.S. Census, Joseph Williamson household, Cleveland Twp., Whitley Co., Indiana, E.D. 100, p. 518 (stamped), p. 26 (written), dwelling 245, family 246, NARA Series/Roll T9/324. From ancestry.com.
- [S2077] 1900 U.S. Census, Joseph L. Williamson household, Cleveland Twp., Whitley Co., Indiana, E.D. 111, p. 19 (stamped), p. 1B (written), dwelling 19, family 19, NARA Series/Roll T623/414. From ancestry.com.
- [S2078] 1910 U.S. Census, Joseph Williamson household, Ward 1, South Whitley, Whitley Co., Indiana, E.D. 141, p. 19 (stamped), p. 3B (written), dwelling 75, family 76, NARA Series/Roll T624/389. From ancestry.com.
- [S2079] 1880 U.S. Census, P. M. Williamson household, Cleveland Twp., Whitley Co., Indiana, E.D. 100, p. 518 (stamped), p. 25 (written), dwelling 244, family 245, NARA Series/Roll T9/324. From ancestry.com.
- [S2080] 1900 U.S. Census, Perry M. Williamson household, Cleveland Twp., Whitley Co., Indiana, E.D. 111, p. 25 (stamped), p. 7A (written), dwelling 140, family 142, NARA Series/Roll T623/414. From ancestry.com.
- [S2081] 1910 U.S. Census, Perry M. Williamson household, Cleveland Twp., Whitley Co., Indiana, E.D. 140, p. 9 (stamped), p. 9A (written), dwelling 206, family 207, NARA Series/Roll T624/389. From ancestry.com.
- [S2082] 1920 U.S. Census, P. M. Williamson household, Cleveland Twp., Whitley Co., Indiana, E.D. 168, p. 135 (stamped), p. 4B (written), dwelling 99, family 99, NARA Series/Roll T625/473. From ancestry.com.
- [S2086] 1880 U.S. Census, Thos. Eubanks household, Harrison Twp., Darke Co., Ohio, E.D. 63, p. 206 (stamped), p. 23 (written), dwelling 208, family 219, NARA Series/Roll T9/1010. From ancestry.com.
- [S2126] 1930 U.S. Census, Leonidas E. Plummer household, Ganges Twp., Allegan Co., Michigan, E.D. 3-13, p. 144 (stamped), p. 12B (written), dwelling 311, family 313, NARA Series/Roll T626/972. From ancestry.com.
- [S2127] 1930 U.S. Census, Calvin P. Williamson household, Ganges Twp., Allegan Co., Michigan, E.D. 3-13, p. 144 (stamped), p. 12B (written), dwelling 305, family 307, NARA Series/Roll T626/972. From ancestry.com.
- [S2174] Obituary, Calvin P. Williamson, "C. P. Williamson Succumbs at 90", The Holland Evening Sentinel, Holland, Michigan, 11 October 1968, p. 13. Image from Holland Evening Sentinel (Holland, Michigan), (Provo, Utah: Ancestry.com Operations, Inc.), online database at http://ancestry.com
- [S2181] Eliza A. Williamson, Death Certificate, Reg. Dist. No. 152, Reg. No. 19, Cert. No. 18626 (9 April 1909), Ohio Historical Society, Columbus, Ohio. Information supplied by J. G. Eubank. Image from Ohio, Deaths, 1908-1953 (Salt Lake City, Utah: FamilySearch), online database at http://familysearch.org, FHL Film 1927087, Image 66.
- [S2263] Robert Tharp, Descendants of Thomas Tharp, Born About 1640 (Provo, Utah: Ancestry.com, 3 March 2003), online at http://freepages.genealogy.rootsweb.ancestry.com/~cfii/…. This is an unpublished document available as 13 separate PDF files, totalling 141 pages. The basic genealogical text appears to be computer-generated, and generally well-researched. However, although various photo-copied records are included, such as land records, probate records, newspaper articles, etc., specific sources are not given.
- [S2305] 1850 U.S. Census, Solomon Woodin household, Pawling, Dutchess Co., New York, p. 227 (stamped), p. 450 (written), dwelling 130, family 130, NARA Series/Roll M432/496. From ancestry.com.
- [S2333] Ohio, County Marriages, 1789-2013 (Salt Lake City, Utah: FamilySearch), online database at https://familysearch.org
- [S2402] Benjamin Franklin Woodin, Death Certificate, Registered No. 14, Cert. No. 400 (6 January 1902), Michigan Department of Community Health, Vital Records Office, Lansing, Michigan. Information supplied by E. D. Arnold. From Seeking Michigan (Lansing, Michigan: Michigan Historical Center), online database at http://seekingmichigan.org
- [S6103] Deed Records, Whitley Co., Indiana, Vol. P, p. 198, 23 August 1864; FHL Film 1705502.
- [S6104] Deed Records, Whitley Co., Indiana, Vol. P, p. 317, 3 September 1864; FHL Film 1705502.
- [S6105] Deed Records, Whitley Co., Indiana, Vol. P, p. 502, 7 April 1865; FHL Film 1705502.