HISTORY OF RUSH COUNTY, INDIANA:  From the earliest time to the present,
with biograhical sketches, notes, etc.  Illustrated; Chicago:  Brant &
Fuller, 1888. Fleming County.

WILLIAM DUNCAN was born in Fleming County, Ky., June 28th, 1815, son of
Martin and Mary (Henry) Duncan, and is of Scotch-Irish lineage.  The father
of our subject, was born October 17, 1777, in Pennsylvania and died in
Decatur County, Ind., in 1857.  He was the son of David Duncan, who after
coming to America, first settled in Pennsylvania in 1765 and afterward, in
1791, removed to Marion County, KY., where he died in 1827.  The mother of
our subject was born in Pennsylvania in 1791 and died in Rush County, Ind.,
in the spring of 1855.  The Duncan family came to Indiana in 1824 and
setteld in what is now Decatur County.  In 1843 the subject of this sketch
came to Rush County and located where he now resides.  Mr. Duncan owns 160
acres of good land, which was entered by Stephen Sharp in 1821.  Our
subject's first marriage occurred in May 1842, the bride being Miss Rosanna
Mitchell, a native of Ohio.  Mrs. Duncan died in 1865 and in 1864 Mr.
Duncan was married to Miss Martha A Ruddell, a native of Decatur County,
born in 1826, daughter of William and Delilah (Cain) Ruddell. Mr. Duncan
was formerly a Whig, but he is now a Republican and for many years has been
a faithful member of the United Presbyterian Church.  Mrs. Duncan is a
member of the Methodist Church.

Duncan Henry Sharp Mitchell Ruddell Cain
=
Rush-IN PA Decatur-IN Marion-KY OH

http://www.rootsweb.com/~kygenweb/kybiog/fleming/duncan.w.txt