Jeanette,
Their eldest daughter, Elizabeth Edwards (1798-1886), was my ggg grandmother. She married James Dedrick (1795-1851), the son of Lucas Dedrick, UEL.
For siblings, I have Henry (1798-1857), Richard (1801-1882), John Henry (1803-1890), Sarah Ann (1805-1850), Jane (1807-1880), Violetta (1809-1810), Anna Maria (1810-1875), Thomas Stephen William (1812-1893), Ann (b. 1813), and Harry (b. 1815). I haven't done any Edwards research but have a full genealogy of the Dedrick line.