Kentucky: A History of the State, Battle, Perrin, & Kniffin, 2nd ed., 1885,
Butler Co.

JOHN B. HELM, Butler County, was born August 20, 1815, in this county, 
and is a son of Moses Helm, Jr., a native of Campbell County, Va., and 
was born October 8, 1777; he removed to Logan County (now Butler) in 
1802, and died in 1847.  He was the son of John Helm, of Virginia, born 
August 14, 1741, a soldier during the latter part of the Revolution, and 
who died April 20, 1825; his brother, Capt. Thomas Helm, was killed at 
the battle of the Cowpens, and his sword is now in the possession of 
John B. Helm, who cherishes it as a valuable relic.  Moses Helm, Jr., 
the father of J. B., married Nancy, a daughter of James Owen, born near 
the Peaks of Otter in Virginia; she was born about 1777, and died in 
1864; she was the mother of six children: James M., Mary A. (Berryman), 
John B., David O., Sarah E (Porter), and Martha J. (Moody).  John B. 
Helm was married November 19, 1846, to Nancy P., daughter of William and 
Nancy (Porter) Carson of this county, born June 7, 1825.  They had the 
following children: James W., John C., and Dr. Thomas O.  Mrs. Helm died 
December 1, 1861.  Mr. Helm is a pratical [sic] farmer and owns 1,100 
acres of good land, well improved.  He is a Mason, was for many years 
a magistrate, and has been also an elder in the Cumberland Presbyterian 
Church for the past thirty-seven years.  In politics he affiliates with 
the Democratic party.

Helm Owen Berryman Porter Moody Carson
=
Campbell-VA Logan-KY

http://www.rootsweb.com/~kygenweb/kybiog/butler/helm.jb.txt