CREATE TABLE table_73347 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT)

What date was episode 10 in the season originally aired?
SELECT "Original air date" FROM table_73347 WHERE "No. in season" = '10'
SELECT "Original air date" FROM "table_73347" WHERE "No. in season" = '10'