In the 1920 Nat Fleming, 66, a farmer, lived on Murfreesboro Pike with his wife Mollie, age 62, a laundress; their son Nat. Jr., age 12; and a woman described as grandmother but almost certainly his mother, Edna Gibson, age 83 or 85.
Source:
1920 United States Census for Williamson County, Tennessee, Enumeration District 159, Sheet 5.