Question: Which district did Ralph Harvey (R) vacated when he resigned?
SQL: SELECT "District" FROM "1-1847180-4" WHERE "Vacator" = 'Ralph Harvey (R)';

Question: Who did Walter B. Jones, Sr. (D) succeeded in office?
SQL: SELECT "Vacator" FROM "1-1847180-4" WHERE "Successor" = 'Walter B. Jones, Sr. (D)';