CREATE TABLE "united_states_house_of_representatives_e" (
  "district" text,
  "incumbent" text,
  "party" text,
  "first_elected" real,
  "result" text,
  "candidates" text
);

Question: Which party was the incumbent from when the cadidates were henry e. barbour (r) 52.1% henry hawson (d) 47.9%?  Answer: Democratic
SQL: SELECT COUNT("party") FROM "united_states_house_of_representatives_e" WHERE "candidates"='Henry E. Barbour (R) 52.1% Henry Hawson (D) 47.9%';

Question: Which district was the race between john i. nolan (r) 87% thomas f. feeley (s) 13%?
SQL: SELECT "district" FROM "united_states_house_of_representatives_e" WHERE "candidates"='John I. Nolan (R) 87% Thomas F. Feeley (S) 13%';

Question: What was the net seat gain in the race john a. elston (r) 88.4% luella twining (s) 11.6%?
SQL: SELECT "result" FROM "united_states_house_of_representatives_e" WHERE "candidates"='John A. Elston (R) 88.4% Luella Twining (S) 11.6%';

Question: Which District was the incumbent Julius Kahn from?  Answer:  California 4th district
SQL: SELECT COUNT("district") FROM "united_states_house_of_representatives_e" WHERE "incumbent"='Julius Kahn';

Question: What was the result of the election when Clarence F. Lea was the incumbent?
SQL: SELECT "result" FROM "united_states_house_of_representatives_e" WHERE "incumbent"='Clarence F. Lea';