Sax Rohmer 
Insidious Dr. Fu Manchu 

"The Insidious Dr. Fu Manchu" is the first novel in the Dr. Fu Manchu (sometimes "Fu-Manchu") series by Sax Rohmer. It collates various short stories published the preceding year. "The Insidious Dr. Fu Manchu" was written by Arthur Henry Sarsfield Ward, known better under his pseudonym, Sax Rohmer. Sax Rohmer was a prolific eng novelist. He is best remembered for his series of novels featuring the master criminal Dr. Fu Manchu. (Excerpt from Wikipedia)