6224 Princess Alexandra left Crewe Works for Camden Shed on 17 July,1937, where it remained until 16 September, 1939 at the outbreak of war. Briefly put into storage at Bletchley, Princess Alexandra re-entered traffic on October 21, 1939. Sent on loan to Polmadie on 25th November, the locomotive remained allocated there until its withdrawal in October 1963 and while there, the streamlined casing was removed on 27 June, 1946.