Here's something to check into.

I have a Nathaniel Nance b. 09 Dec 1731 Bristol Parish, Prince George County, d. Aft. 1789 VA marr. Susanna GIBBS Bedford County, VA

This may be the Nathaniel in Dinwiddie

Found in Dinwiddie County VA
1758 Nathaniel NANCE
1759 Nathaniel NANCE

1760 Dinwiddie County VA,
Book 45, Pg. 51 Mary NANCE, and
Book 45, Pgs. 49 & 51 Richard NANCE
Nathaniel NANCE self

1761 Dinwiddie County VA
Nathaniel NANCE

This may be Peter's brother
I have Nathaniel's father as Richard wife Mary (LNU)

I have a couple of other NANCE/GIBBS
Sarah H. GIBBS marr. Thomas Vaughn NANCE abt 1762 VA
William GIBBS marr. Wilmuth NANCE 1794 VA

Sonia

P.S. Not my line I research All Nance's