Decency of Hate by Humfrey Jordan

Hardback with no dj. First edition 1943 H&S, London

After eleven days in an open boat on the Indian Ocean bought them as castaways to an island that proved, not desert, but the sight of an enemy submarine base. Every man and woman of that small party knew the price of discovering the secret. From that day onwards, it was the life of the Boche or their own will stop their chance of survival was small, but of one thing they were certain -- there should be no turning back.