The Poison Gang
Written by
Edgar Wallace
Copyright 1918
Adventure #6 in the collection . First published in Thomson's Weekly News 10/08/1918 and syndicated to the Glasgow Sunday Post, 10/13/1918.
John Frazer's mission to Germany this time was to 'attend' a classified meeting of several of the top German chemists who were working on horrific weapons to use in war. Frazer had plans for those people.