Printed book ‘Tenth Cruiser Squadron, Northern Patrol…July 1914-August 1917’ edited by Joan Brocklebank and printed by William Pitfield & Co., Dorchester, 1974. It contains extracts from the letters and diaries of her father Captain Henry Cyril Royds Brocklebank CBE (1874-1957). He was in command of the armed merchant cruiser HMS CHANGUINOLA ex KARL SCHURZ (1912) between November 1914 and August 1917.