Bomber Command Form 41 (issue 2). In-Flight And Running Down Serviceability Report. Approximately 20 x 33cm. Flight Engineer's form for recording engine and other aircraft system details. Includes engine rpm levels, oil pressures, undercarriage, fuel system, bombsight, bomb gear, guns and turrets, enemy action etc. Unused. Light soiling/creasing. Folded. Three available, priced individually. Stock code P27183-18/20.