During 1963's Birmingham Campaign, Adams was a member of the Central Committee that met at the A. G. Gaston Motel to plan demonstrations.

In 1967, he partnered with white attorney Harvey Burg to form the state's first integrated legal practice.

He taught classes in appellate and trial advocacy at Samford University's Cumberland School of Law.

[4] Adams married Willa Ingersoll in 1949, with whom he fathered three children (Gail, Oscar III and Frank).

[3] Adams died from an infection related to cancer at Baptist Medical Center in Birmingham at age 72.