History:
FF 12-6-40 12MU 13-6-40 AMDP RAE 7-7-40 trls of slotted flaps and ailerons for use on DP845 proto Mk XII. trls continued with K9944 4-41 CGS 11-7-41 RAE 13-9-41 VAWD 25-9-41 AST 23-1-42 DGRD VA 21-5-42 wts and CG load GAL 9-5-42 52OTU 28-8-42 140Sq 31-1-43 SOC 6-3-45
* for acronyms please see source:
Spitfire Production