Hello Patrick,I will tell you what I have on Cathcart/O'Shields.Samuel Cathcart b. (1815) and I believe the son of John Cathcart, son of Our First Samuel, married Jane O'Shields, b. 25 Aug. 1819.Their Children were: John Cathcart b 1839, Giles Cathcart, Mary Martha Jane Cathcart, James Cathcart, Emaline Cathcart, Lewis Cathcart---all listed in the 1850 Spartanburg Census, David Cathcart 1852, who marr ied Margaret Riddle and Samuel Cathcart 1856,The last childwas born just before or right after Samuel (1815) died.I have information on John Cathcart 1839, and David of that family. I also have under James Cathcart, G. W. Cathcart,Samuel Cathcart b. (1848) and married Sabrah Shands had a daughter Pearl Cathcart b.1904 married James "Doc" Lanham O'Shields.
As far as I know, that is all.Hope this helps, Annabelle