In the 1910 Census of Watford , he is listed as a 14 - year - old pupil at the Royal Masonic School for Boys at Bushey .
Clayson was born in Deptford , London on 7 June 1896 .
In the 1910 Census of Watford , Clayson is listed as a 14 - year - old pupil at the Royal Masonic School for Boys at Bushey .
Clayson was born in Deptford , London on 7 June 1896 .