The Secret Of Colonel Holtz's Disappearance
  1     
The Secret Of Colonel Holtz's Disappearance

Written by William Le Queux

Copyright 1903

9th adventure in the collection Secrets of the Foreign Office. We learn of Duckworth Drew's surprising audience with the Kaiser and his request for Drew to help obtain secret plans between England and Germany against France. We also meet the first woman to have ever controlled Drew's heart and see how a favor she asks of him has an explosive result, nearly stopping his heart for good.