History of Daviess County, Kentucky, Inter-State Publishing Co., 
Chicago, 1883.  Reprinted by McDowell Publications, Utica, KY, 1980.  p. 
638.

JOHN A. BARR was born in Breckinridge County, Ky., Oct. 11, 1818.  In 
1844 he went to Hancock County and lived till 1863, when he came to 
Daviess County, where he now has 124 acres of good land in Lower Town 
Precinct.  He was married April 11, 1843, to Mary A. Gates, a native of 
Hancock County, born Feb. 10, 1819.  They have seven children--Charles 
R., born July 4, 1846; John F., born June 29, 1848; Catharine E., born 
Nov. 11, 1851; Lydia J., born Sept. 1, 1853; Thomas A., born May 31, 
1855; George E., born Oct. 26, 1857; Annie M., born March 4, 1861.  Mr. 
Barr has been a member of the Methodist church forty years, and his wife 
forty-five years.  Mr. Barr's father, George Barr, and two of his 
uncles, Adam and John Barr, were in the battle of New Orleans under 
General Jackson, in 1815.  His grandfather, Adam Barr, was in the fort 
on Sugar Tree Run, between Sinking Creek and the Ohio River during the 
Revolutionary war.

Barr Gates Jackson
=
Breckinridge Hancock

http://www.rootsweb.com/~kygenweb/kybiog/daviess/barr.ja.txt