| Sherlock Holmes' first
case was "The Gloria Scott," which took place in 1874, and was
published in 1893.
A Study in Scarlet
Doyle published his
first story about Sherlock Holmes, A Study in Scarlet, in 1887,
although the action takes place in 1881. It was in this story that
Holmes identifies himself as world's first "consulting detective."
The Adventure of the Speckled
The Reigate Squire (1893)
The Greek Interpreter (1893)
Holmes brother Mycroft
was introduced in this story. Sherlock and Mycroft Holmes appear
together on both stamps.