Here are a few sources that I found.
www.familysearch.org (free)
Henry L. Mims born 8/13/1873 in Houston, TX
died 3/11/1942 in Bryant, TX and he was a widow at the time of his death. His residence was 2218 Scott St in Houston, TX.

Nannie B. Mims born 9/7/1879 in Raleigh, NC and died 1/17/1937 in Houston, TX. Her father's name was Nat Turner.

They married 12/30/1896 in Harris County, TX.

Alfred Joseph Mims was born 9/27/1912 and died 3/4/1974 and was single at the time of his death.