– In some pastiches or modern works, “Doyle’s investigation” could refer to an in-universe document written by a character named Doyle (e.g., Detective Doyle in a police procedural).
If this refers to a literary critique regarding and his creation of Sherlock Holmes, the "investigation" usually refers to the analysis of The Adventure of the Speckled Band or the methodology of Holmesian deduction. doyle's investigation
A German Jew wrongly convicted of murder in 1909. Doyle spent years investigating the case, identifying inconsistencies in witness testimony and evidence. His efforts eventually secured Slater’s exoneration in 1928. – In some pastiches or modern works, “Doyle’s
In 1906, Arthur Conan Doyle applied his fictional detective's methods to the case of George Edalji doyle's investigation