Guy Boothby 
My Strangest Case [EPUB ebook] 

Excerpt: …that I should not in any way associate him with the plot. The following day was spent for the greater part in making further inquiries in Hatton Garden, and among the various Dutch merchants then in London. The story the senior partner of Messrs. Jacob and Bulenthall had told me had proved to be correct, and there could be no sort of doubt that Hayle had realized a very large sum of money by the transaction. What was more, I discovered that he had been seen in London within the previous twenty-four hours…