Geoffrey Jenkins

The beautiful daughter of a murdered scientist determines to apprehend her father's brutal killer at a nuclear waste site they're both inspecting as part of a team of international delegates. But the visiting scientists soon realize that ruthless terrorists intend to blow up the complex.

A former British Naval Officer now makes his living by smuggling goods around the Mediterranean. After being forced to dump his cargo after nearly being caught by the authorities in Malta, he is eager to recoup his losses. When a former colleague appears and tells a wild story about smuggling diamonds out of South West Africa, he sees his chance to make a lot of money....

An adventurer pursues a river of gems through caverns of mystery. He encounters deadly snakes, buried-alive Nazis and brutal murderers. The prize is a river of diamonds, but the price could be a violent sudden death.