My Richards brick wall in Fairfax or Spotsylvania, VA

Here is my descending pedigree:
John Richards b. abt 1740 of Fairfax Co., VA md Lucy (Dudley?)
Augustus Richards, b. 1 Aug 1781 of Fairfax Co., VA md Frances Lee Doggett
Silas Richards b. 18 Dec 1807 Highland Co., OH md Elizabeth McClenahan
Silas Newton Richards
Silas Leroy Richards
Silas Rhead Richards
Claude C Richards

This line deadends in Fairfax or Spotsylvania, VA.
John may have been a son of William Richards but we have no evidence.

I am excited to learn more about William Richards mentioned in your earlier post.