History:
FF 26-11-42 CRD AAEE 5-12-42 comparison trls with EN221 and DP845. Standard clip wing fitt with tips from EN221. metal Rotol prop cropped R-RH 13-2-43 stainless steel engine exhaust manifolds install. AAEE carbon monoxide cockpit contam tests. 1CRU 3-3-43 rep VA CHA 11-3-43 AFDU 'AF-M' Wittering 24-5-43 91Sq 4-3-44 33MU 25-3-44 SOC 22-12-45
* for acronyms please see source:
Spitfire Production