CREATE TABLE "table1_2626495_1" (
  "episode_num" real,
  "prod_num" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "originalairdate" text
);

Question: what is the title of the episode daphne field wrote?
SQL: SELECT "title" FROM "table1_2626495_1" WHERE "written_by"='Daphne Field';

Question: who directed the episode james clavell wrote?
SQL: SELECT "directed_by" FROM "table1_2626495_1" WHERE "written_by"='James Clavell';

Question: how many times was the episode directed by maury geraghty originally aired? 
SQL: SELECT COUNT("originalairdate") FROM "table1_2626495_1" WHERE "directed_by"='Maury Geraghty';