One of William Lott's younger sisters maintained a "Lott Bible", she does not acknowledge Nathan in her source.
http://freepages.genealogy.rootsweb.ancestry.com/~jcbarron/lott/lott0001.htm#i642
Name: Joshua Lott
Age: 48
Estimated Birth Year: abt 1802
Birth Place: Georgia
Gender: Male
Home in 1850: Marion County, Mississippi
Family Number: 187
Household Members:
Name / Age
Joshua Lott 48
R Lott 41
Wm Lott 18 <<<<<
John Lott 16
Lemon Lott 12
Jas Lott 8
Jesse Lott 6
R Lott 5
S A Lott 2
N(athan) Lott 24 <<<<<