11 May 1897
CO was born in Oxford
, the middle child in a family of three, during a visit to Oxford by the Prince of Wales
After July 1946
CO's biography of Britain's national naval hero, Nelson
(probably her best-known achievement), appeared in the USA
the year before its English publication, likely on account of wartime paper shortages.
CO's An Oxford Childhood
, an early memoir of herself and her family, with delightful period photographs, was published a couple of years before her death.
11 June 1978
CO died at a little over eighty, having been a widow for more than twenty-five years.