I did a look-up in the Heidelberg book and found the following,
Catherine Heidelberg b. July 18 1804 Georgia d. Mar 3 1858 Union Par. LA. m. Dec 2 1824 Jones Co. MS, Dr. Francis McCormick (son of Rev. John McCormick and Martha Sarah Jane Fontain) b. Apr 11 1801, Collection Co., SC,d. Mar 17 1877 Lincoln Par. LA.
It lists William Befley McCormick b. Oct 23 1832. Harriet m. Asa Whitlock.