Social Security Death Index
Name: Lev N. Brock
Last Residence: 37334 Fayetteville, Lincoln, Tennessee, United States of America
Born: 22 Feb 1884
Died: 15 May 1968
State (Year) SSN issued:Tennessee (1965)
Only issued in 1965, that sounds odd. !
The SSN system started in 1937 if I recall correctly.
Don't see a similar SSN record for Ora.
BTW - Don't know how marriage certs work in Tennessee, but in the U.K. marriage certs list the full names and occupations of the fathers of the bride and groom.