The apparition of a lady dressed in white and long thought dead, a deadly and shadowy form that wreaks terror on the heath, and a figure from the past who has accrued the power to commune with the dead! Here is collection of cases, some new, together with a few old favorites which sorely test Holmes' long-held beliefs to their very limits!

Matthew Bartholomew, unorthodox but effective physician to Michaelhouse college in medieval Cambridge, is as worried as anyone about the pestilence that is ravaging Europe and seems to be approaching England. But he is distracted by the sudden and inexplicable death of the Master of Michaelhouse - a death the University authorities do not want investigated.

On the eve of Newgate Prison's demolition, Watson spies Holmes leaving a public sale of the prison's miscellany in the company of a beautiful stranger, and in possession of an unusual trophy–the death mask of a woman who, more than 20 years earlier, had been executed for the murder of her three children. Holmes agrees to satisfy Watson's curiosity about the memento by recounting the decades-old history of its subject.

This is the fourth story from The Art of Sherlock Holmes project and first appeared in The MX Book of New Sherlock Holmes Stories, Part V.

Where Sherlock Holmes tends to go, then surely a crime must be detected. What begins as a chance encounter of a seemingly simple mystery at an Edinburgh home soon takes Holmes and Watson into conflict with the Edinburgh Police, an investigation involving murder and corruption, and crossing paths with the local populace including Dr. Joseph Bell.

These volumes are the complete Martin Hewitt stories, taking Arthur Morrison's original publications and presenting them as Sherlock Holmes adventures. If you are a fan of Holmes, enjoy! And by all means, seek out the original Hewitt stories and enjoy them as well.

It's 1906. Far from England, the Ottoman Empire ruled by the despotic Sultan Abd-ul-Hamid 11 is on the verge of imploding. Rival Great Powers, especially Kaiser Wilhelm's Germany, sit watching like crows on a fence, ready to rush in to carve up the vast territories, menacing England's vital overland routes to her Indian possessions. At his medical practice in London's Marylebone, Watson receives a mystifying telegram. It's from Holmes.

When Mrs. Hudson asks Holmes and Watson to find a missing girl, neither men expected what they would find. Along with Lestrade, they are plunged into a case of abduction and murder. As they race from Marylebone, to Finchley, to Wapping, and back again, time is running out for them to solve the case without further casualties. With two of their own under threat, the pressure is mounting to catch and stop the group known as "Hellfire Heirs".

From some clear pieces of glass and a raven's feather, the great detective must divine exactly who the client was and what prompted him to seek assistance at 221B. Fortunately, Holmes has a number of experts upon whom he can rely as well as his own vast store of esoteric knowledge. Treading a twisted path, Holmes soon finds himself matching wits with an unseen criminal, who appears to be the equal of the late Professor Moriarty. At the same time, he is tasked with sparing the monarchy any possible embarrassment that may stem from the investigation.

In the year 1908, Holmes believed himself to be in retirement. Watson was once again in private practice and unwed. Mrs. Hudson had gone to Sussex to act as Holmes's housekeeper. But the fates had agreed that Martha Hudson and John Watson should be together. Or had they? When Dr. Watson proposes to Martha Hudson, it sets off a series of events that only Sherlock Holmes can deal with. Watson has already had three wives—all have died under unfortunate circumstances. Colm Campbell, Martha Hudson's nephew, thinks there is more here than meets the eye.

In real life, 221B Baker Street is the home of a bank. When fans send letters to Sherlock Holmes, bank employee Addy Zhuang, known as "Sherlock's Secretary," replies. One day, the bank is robbed, but the thieves only take three letters addressed to Sherlock Holmes. The police conclude it was all a harmless prank, but Addy suspects something more malicious is happening.

When misadventure led a schoolboy in London to employment at Baker Street, few could have guessed where his introduction to Sherlock Holmes would lead. But as the lad matures and he finds himself caught in the middle of a murder investigation, his friendship with Holmes and Watson lures him into the role of detective. 'Billy' documents his experiences, and soon his sleuthing skills not only bring him to another murder, but also lay the foundation for his metamorphosis into a famous mystery writer.

London in 1890 is shocked by a series of gruesome murders. There seems to be no rhyme or reason to them, except for their location in the Thames dockland. Scotland Yard is perplexed. Can Sherlock Holmes and Dr. Watson help before worse follows? And what is really going on?

Sherlock Holmes and Doctor Watson are summoned to Theobald Grange, the Warwickshire home of Lady Heminworth. Being of a nervous and superstitious disposition, her Ladyship lives in fear. Her husband and elder son were recently murdered, apparently by the ghost of a court jester who was executed on the site centuries before. The apparition has warned that she, too, is to die. Holmes rejects a supernatural explanation, although his adversary seems unaffected by gunfire and is able to take flight and disappear.

December 1927. Mystery-writer Marius Quin has one previous bestseller, endless looming mortgage payments, and no idea how to write his next book. When his childhood friend Lady Isabella Montague invites him to an intimate New Year’s Eve party hosted by a narcissistic actor, Marius seizes upon the distraction. With his perpetually glum Basset hound along for the ride, he navigates the snowy lanes to the opulent estate of Everham Hall. As the celebrations begin, fireworks light up the sky, champagne corks pop, and then the host is murdered…