I saw your message you posted quiet awhile ago and can help you out a bit on the Fones family line. I am not sure if you need this info still or not.
William Fones born September 18th 1764 at North Kingston, R.I., is the son of Samuel Fones born December 17th 1739 died Jan. 5th 1789, his mother was Hannah Briggs. I know they were married April 26th 1760.