Nellie Douglas was lastly married to James Matthew Boothe (Mobile County Marriage Book 79, Page 559) 6 December 1947.Boothe was a widower age 69 at marriage.
Nellie Douglas was secondly married to David Elijah Clarke (Mobile County Marriage Book 57, Page 456) 19 December 1927. David Clarke was my grandfather, age 55 and a widower at time of marriage to Nellie Irene Douglas Philyaw.The children shown in 1930 census in Prichard, Mobile County, are the children of David Clarke and his first wife Nora Effie Vaughan, who died during childbirth in 1915.David died in 1937, Prichard.
Nellie was first married to Lester Philyaw 8 November 1917, Evergreen, Conecuh County, Alabama.I am to understand Philyaw was considerably older than Nellie Douglas.
Nellie died 22 November 1966, Gulfcrest, Mobile County.Buried Gulfcrest Cemetery.
BTW.Mobile County Marriage Records are on-line, but doubtless you know this already.