Geoffrey Pomeroy Dennis was an English diplomat and writer who won the Hawthornden Prize in 1930 for The End of the World. His Bloody Mary's (1934) is an autobiographical account of a young schoolboy in an English public school around the turn of the century. No. 1 on The New York Times Nonfiction best seller list for 1 week, from the issue of May 17, 1937. Wiki link