'The Hidden Hand'
Written by
William Le Queux
Copyright 1917
2nd adventure in the collection .
Vital war plans such as drawings of the new British trench-mortars have fallen into the hands of the Germans. The traitor in the war department who stole the info has already been snared but it is Gerry Sant's job to find who was the man who pulled the strings of this turncoat. It is told in five chapters entitled:
The Hidden Hand In Britain
The Perfumed Card
In the 'Personal' Column
The Elusive Van Rosen
The Secret of the Perfume