1.  Jordan R. Dodd, ed.  1993.  Kentucky Marriages:  Early to 1850.  Liahona Research, Orem, UT (Broderbund CD-229):

Thompson, John C.

Hutcheson, Margaret

16 May 1825

Logan Co.

2.  1830 Census.  Not found in Logan Co., KY, or Hancock Co., IL.

3.  1840 Census.

4.  1850 Census Index/Microfilm (online at GenealogyLibrary.com):  Hancock Co., IL, p. 441AB, 2472/2480, enumerated 19 Nov 1850 (extracted by Diana Gale Matthiesen):

John C Thompson	50	M	farmer	800	Va
Margaret  "	44	F			Ky
Robert H Thompson	24	M	farmer		"
Penelope    "	19	F			"
Adaline     "	17	F			Mo
Clarissa *  "	14	F			Ill
Emeline     "	12	F			"
James E     "	9?	M			"
Elvira      "	9	F			"
John R      "	6	M			"

* I. or J.
Living next door to Robert S. HUTCHESON.

5.  Barney Thompson. MS. The Thompson Family of Prince Edward County, Virginia, Butler and Trigg Counties, Kentucky, and the Florida Parishes of Louisiana:  the Descendants of Thomas Thompson, 1749-1810.  Copies at Western Kentucky University, the Filson Club Library, and the Indiana State Library, Indianapolis.  (Excerpts courtesy of the author.)

6.  Barney Thompson, ed.  1996.  "Letter to the Editor of the Kentucky Telephone, December 20, 1889."  Pages 6-10 in Pioneers of Trigg County, Kentucky, As Seen through the Biographical and Genealogical Articles of Cyrus Thompson in the Kentucky Telephone and the Cadiz Record, 1889-1899.  [MS] (online at the Trigg County KY GenWeb site).