The Coiner's Case
From The Arthur Conan Doyle Encyclopedia
Fictional case.
In the Sherlock Holmes stories
Untold Story
- Sherlock Holmes mentioned the case of the coiner he ran down by the zinc and copper filings in the seam of his cuff. (SHOS, 19)
No, my friend, Merivale of the Yard, asked me to look into the case. Since I ran down that coiner by the zinc and copper filings in the seam of his cuff they have begun to realize the importance of the microscope. - Holmes