Lieutenant General Sir Napier Crookenden KCB DSO OBE DL (31 August 1915 - 31 October 2002) was a British Army General who reached high office in the 1960s.
Excellent tactical summary of American and British D-Day operations by the 82nd, 101st and 6th Para. Well researched with the operational details after first contact. Many pictures and maps provided to enhance understanding. Although published 40 + years ago, it remains a definitive work on the topic.