CREATE TABLE "table1_1723080_1" (
  "episode" text,
  "broadcast_date" text,
  "run_time" text,
  "viewers_in_millions" text,
  "archive" text
);

Question: What episode aired on 11july1964?
SQL: SELECT "episode" FROM "table1_1723080_1" WHERE "broadcast_date"='11July1964';

Question: How many viewers were there on 1august1964?
SQL: SELECT "viewers_in_millions" FROM "table1_1723080_1" WHERE "broadcast_date"='1August1964';

Question: What is run time when there were 7.4 million viewers?
SQL: SELECT "run_time" FROM "table1_1723080_1" WHERE "viewers_in_millions"='7.4';