CREATE TABLE table_28113 ("Series #" FLOAT, "Season #" FLOAT, "Title" TEXT, "Director" TEXT, "Writer ( s ) " TEXT, "Airdate" TEXT)

What is the season # for the episode with air date february 2, 1970?
SELECT MAX("Season #") FROM table_28113 WHERE "Airdate" = 'February 2, 1970'
SELECT MAX("Season #") FROM "table_28113" WHERE "Airdate" = 'February 2, 1970'