Aeroplane Monthly 1980-09
P.Amos - Miles M.9A Master II and III /RAF Piston Trainers/ (10)
DL630 shows the smaller-diameter cowling of the Pratt & Whitney-engined Master III.
Master III W8513 was built at South Marston.
The Master III prototype, N7994, a converted Mk I airframe.
Master III W8656 with its cooling gills open.
Master III W8656 fronts the formation, with its instructor in his “elevated” position.