U.S. Social Security Applications and Claims Index: Lucile (McMillan) Holbrook

Seen through the Ancestry tree, where it is attached as a record; the index entry is as the tree carries it, and the image has not been checked here.

The tree’s source for Lucile’s birth (17 September 1905) and death (1 August 1996); claims indexes of this kind usually also name the parents, which would explain how the tree spells her “Lucile”.