"Jack" Sheppard (1881-1968, knighted 1959), was lecturer in classics at King's College, Cambridge (1908-33), provost of King's College (1933-54) and senior fellow of Eton College (1931-47).
See list of letters .
Source: www ; P. Wilkinson, John Tressider Sheppard (Cambridge: King's College, 1969).