Question: William Fadjo Cravens is the only candidate who was first elected in 1939.
SQL: SELECT COUNT("First elected") FROM "1-1342270-5" WHERE "Incumbent" = 'William Fadjo Cravens';

Question: William Fadjo Cravens serves the fourth district of Arkansas.
SQL: SELECT "District" FROM "1-1342270-5" WHERE "Incumbent" = 'William Fadjo Cravens';