[2] He was a versatile rider competing in diverse motorcycle competitions such as trials and motocross but, experienced his greatest success in road racing.

[4] Foster won his first Isle of Man TT race the following year riding a New Imperial in the 1936 Lightweight TT where, he exchanged the lead several times with Stanley Woods on a DKW until Woods retired on the final lap, giving Foster the victory at the then record average of 76.28 m.p.h.

[7] The New Imperial factory withdrew their official support from racing after the 1936 TT forcing Foster to ride an AJS 350cc R7 from 1937 to 1939.

[5] When motorsports activities resumed following the conclusion of the Second World War, Foster won the first post-war Isle of Man TT race to be held – the 1947 Junior – when he averaged 80.31 m.p.h.

[1] Foster retired after the 1951 Isle of Man TT and settled in Dorset where he owned garages in Blandford and Parkstone.