HMS Diamond Rock was (and is) a six hundred foot high rock formation just off the coast of Martinique and during the Napoleonic Wars it was seized by the British and turned into a small fortress to waylay ships attempting to reach the French ports on the island. In the way of the British Navy, land facilities are often given HMS designations and so the title of the book.
It is a very interesting tale and very well told. Pages; 196
Condition Report; 1st Edition book, 1978, slight marking to paper cover, a few brief notes to margin but overall good to very good condition