Cornelius & Rebecca are my line also. They were married much earlier than 1829.
I have the following in my notes:
Early Deeds and Will Abstracts
Columbia County, Georgia
Transcribed by Suzanne Forte Jan 2005
April 1st 1799. r/Oct 12 1802. CORNELIUS WHITTINGTON and wife Rebecca, to JOHN COLLIER for 60 pounds, sell 200 acres on waters of the Red Creek, bounded by LOUGHTRIP, HIGGANBOTHAM and SIMMS.
WARREN COUNTY, GA - CHURCHES Long Creek Baptist Church
This Book is the property of the Baptist Church of Christ at Long Creek Warren County Georgia Containing a record of the Deed for the Lot of Land on which the Church was built together with the Constitution of the same, and a record of the actings and doings of the same from its Constitution, Except for about Two years from its constitution which was sometime in the year 1786 and Also about Two years the records were lost or destroyed from the 16th Sept. 1797 until the 24th August 1799 -
[page] 8 A list of the male members of the Church of Christ on Long Creek of Ogechee under the Pastorial care of the Revd Jephthah Vining, Baptist Minister constituted the day of 1786
90 Cornelius Whittington By Letter Dismissed
42 Rebeccah Whittenton By Letter Dismissed