Wincott was born in 1908, joined the Navy in 1922 and saw action fighting in the China Sea. In 1931 he became the spokesman for the crew of the cruiser "HMS Norfolk" who were protesting in the face of a heavy cut in the pay for ordinary ratings.
He joined the Communist Party and in 1934 went to Russia and toured the Soviet Union delivering propaganda speeches. He settled in Leningrad and ran a hostel for foreign seamen. In 1946 he was arrested as an alleged British spy and spent the next 10 years in Labour camps.
He published "Invergordon Mutineer" (1974). He died in 1983.
Memoir of the "Invergordon mutiny" in September 1931 when the British Atlantic Fleet, anchored at Invergordon in the Cromerty Firth in Scotland, mutinied in the face of a pay cut
The memoir was deposited at Churchill Archives Centre by Wincott in March 1972
This collection is owned by Churchill College, Cambridge.