Ribble Family Genealogy Forum
Paula, I was just searching the relatively new Familysearch site of the LDS and found this listinf for James.
James Rible b c 1760 Spouse Abigail Tyler m c 1785 of Sullivan NY.
This is very likely your James and Abigail. Also we know that other descendants of Anthony Ribble were in Sullivan co, NY such aas younger brother Moses Ribble. Perhaps you should order the film #2034468 to see what info in has on this marriage. It may be the lead you need for positive proof of the connection to Anthony Ribble