The Trepoff Murder — Hugh Ashton

Mentioned by Dr. Watson in the Scandal in Bohemia, the story of the Trepoff murders now comes to light, discovered by the author in a deed box once owned by Sherlock Holmes' faithful chronicler. A Russian dignitary dies in London, and Holmes sets off to discover the circumstances behind his untimely, and politically unfortunate, demise.

Originally told in true ACD fashion, as a serial, this brief novella is now available under one cover.