William Fadjo Cravens is the only candidate who was first elected in 1939.
CREATE TABLE table_1342270_5 (first_elected VARCHAR, incumbent VARCHAR)
SELECT COUNT(first_elected) FROM table_1342270_5 WHERE incumbent = "William Fadjo Cravens"
### Context: CREATE TABLE table_1342270_5 (first_elected VARCHAR, incumbent VARCHAR) ### Question: William Fadjo Cravens is the only candidate who was first elected in 1939. ### Answer: SELECT COUNT(first_elected) FROM table_1342270_5 WHERE incumbent = "William Fadjo Cravens"