The Island of Peril

'Mr. Creasey realises that it is the principal business of thrillers to thrill.' Church TimesOn a top secret island, the Germans are perfecting a paralysing gas.

This gas would be able to disable an entire infantry troop, a crew of a ship, or the pilots of aircraft.

With the looming threat of this noxious gas, it's up to Department Z to find this mysterious island, where the gas is being manufactured, and steal the formula to prevent the Germans from using it as their ultimate weapon.