John Lowe, "John Sparrow: The Warden of All Souls," The American Scholar
61.4 (Autumn 1992) 567-574 (at 569):
In 1939 everything was brought to a halt by the outbreak of war. John joined the Oxford and Buckinghamshire Light Infantry as a private soldier. He liked barrack-room life and determined to stay in the ranks. When his friends wrote, concerned with the terrible deprivations he must be suffering, he replied to one, "My only hardship so far has been to watch my friend, Corporal Haydock, eating shepherd's pie covered in apricot jam."