the ship was given a more extensive refit from january to may 1939 that removed her 5.5-inch guns and palisades, mounted anti-aircraft guns on her lower flying-off deck, plated in the doors at the forward end of the upper hangar, and gave her a small island on the starboard side. "furious" resumed her training duties after the completion of the refit and continued them until october 1939. as a deck-landing training carrier in 1939 "furious" embarked 767 squadron, flying shark, swordfish and fairey albacore torpedo bombers and reconnaissance aircraft, and 769 squadron, flying blackburn skua, blackburn roc, and gloster sea gladiator fighters.