Question: In what district was the successor seated August 31, 1943?
SQL: SELECT "District" FROM "1-2159537-3" WHERE "Date successor seated" = 'August 31, 1943';

Question: Who was the successor for the reason for change being "Died January 16, 1944?
SQL: SELECT "Successor" FROM "1-2159537-3" WHERE "Reason for change" = 'Died January 16, 1944';

Question: Who was the successor in New York 11th district?
SQL: SELECT "Successor" FROM "1-2159537-3" WHERE "District" = 'New York 11th';