The Secret Service Submarine

The Secret Service Submarine

Written by Edgar Wallace

Collection of 11 short stories previously published in the Dundee, Scotland, newspaper Thomson's Weekly News and a week later in the Glasgow Sunday Post as well as other publications. These were collected by archivist Roy Glashan and made available online.
Two of these contain action involving Major Hiram Haynes. They are:
The Invasion That Failed
The Last Trip To Germany. The End of the Z1.