The murderer of Dr Grimauld walked through a locked door, shot his victim and vanished. He killed his second victim in the middle of an empty street, with watchers at each end, yet nobody saw him, and he left no footprints in the snow. And so it is up to the irrepressible, larger-than-life Dr Gideon Fell to solve this most famous and taxing of locked-room mysteries.

It is a dark and misty night, and bachelors Nicholas and Ian are driving to the ball at Fordings, a beautiful concert hall in the countryside. There waits the charming Dilys Maine, and a party buzzing with rumours of one Rosemary Reeve who disappeared on the eve of this event the previous year. With thoughts of this mysterious case ringing in their ears, Dilys and Nicholas strike a stranger on the drive back home, launching a new investigation and unwittingly reviving the search for what really became of Rosemary Reeve. 

Christopher Kent, worth a quarter of a million pounds yet not a penny in his pocket, stands hungrily in Piccadilly one snowy morning looking up at the huge hotel when a piece of card bearing a number floats down to him. He enters the hotel and is served with breakfast, giving the waiter the room number to charge. Then an unlucky chance compels him to go up to room 707....

In the smoke-wreathed gloom of a Parisian salon, Detective Bencolin has summoned his allies to discuss a peculiar case. A would-be murderer, imprisoned for his attempt to kill his wife, has escaped and is known to have visited a plastic surgeon. His whereabouts remain a mystery, though with his former wife poised to marry another, Bencolin predicts his return. Sure enough, the detective's worst suspicions are realised when the beheaded body of the new suitor is discovered in a locked room of the salon, with no apparent exit.

A dark shadow looms over the Rhineland, where Inspector Henri Bencolin and his accomplice Jeff Marle have arrived from Paris. Entreated by the Belgian financier D'Aunay to investigate the gruesome and grimly theatrical death of actor Myron Alison, the pair find themselves at the imposing hilltop fortress Schloss Schädel, in which a small group of suspects are still assembled. As thunder rolls in the distance, Bencolin and Marle enter a world steeped in macabre legends of murder and magic to catch the killer still walking the maze-like passages and towers of the keep. 

For the most part, the dead man received public sympathy. A decent, hardworking chap, with not an enemy anywhere. People were surprised that anybody should want to kill Jim. But Jim has been drowned in the Dumb River, near Ely, miles from his Yorkshire home. His body has been discovered before the killer intended – disturbed by a torrential flood. It's up to Superintendent Littlejohn of Scotland Yard to trace the mystery of the murder to its source, leaving waves of scandal and sensation in his wake.

First published in 1944, Fell Murder sees E.C.R. Lorac at the height of her considerable powers as a purveyor of well-made and traditional detective fiction. The book presents a fascinating 'return of the prodigal' mystery set in the later stages of the Second World War, amidst the close-knit farmerfolk community of Lancashire's lovely Lune valley. The Garths had farmed their fertile acres for generations.  

Jonas Pickett, solicitor and commissioner of oaths, leaves London to set up a practice in a genteel Sussex resort. This collection of nine inter-linked stories tell the stories of his clients: from a retired Admiral to the queen of the gypsies.

Richard Temperley arrives at Euston station early on a fogbound London morning. He takes refuge in a nearby hotel, along with a disagreeable fellow passenger who had snored his way through the train journey. But within minutes the other man has snored for the last time - he has been shot dead while sleeping in an armchair. When the police arrive, Detective Inspector James discovers a token at the crime scene: 'a small piece of enamelled metal. Its colour was crimson, and it was in the shape of the letter Z'.

London, 1945. The capital is shrouded in the darkness of the blackout, and mystery abounds in the parks after dusk. During a stroll through Regent's Park, Bruce Mallaig witnesses two men acting suspiciously around a footbridge. In a matter of moments, one of them has been murdered; Mallaig's view of the assailant but a brief glimpse of a ghastly face in the glow of a struck match. The murderer's noiseless approach and escape seems to defy all logic, and even the victim's identity is quickly thrown into uncertainty. 

At the Central Criminal Court, an eager crowd awaits the trial of Victoria Lamartine, an active participant in the Resistance during the war. She is now employed at the Family Hotel in Soho, where Major Eric Thoseby has been found murdered. Thoseby is believed to have fathered Lamartine's child, and the prosecution insist that his death is revenge for his abandonment of Lamartine and her arrest by the Gestapo. A last-minute change in Lamartine's defence counsel grants solicitor Nap Rumbold just eight days to prove her innocence.

Two of John Bude's finest Golden Age mysteries return to the limelight. In Death in White Pyjamas a theatre-owner, a 'slightly sinister' producer, a burgeoning playwright and a cast of ego-driven actors have gathered at a country home to read through a script. But before the production reaches the stage, one of their number is found murdered in the grounds wearing what seems to be somebody else's white pyjamas. 

Amateur thief Ted Lyte has chosen an isolated house by the coast for his first robbery. But Haven House is no ordinary country home. While hunting for silverware to steal, Ted stumbles upon a locked room containing seven dead bodies. Detective Inspector Kendall takes on the case with the help of passing yachtsman Thomas Hazeldean. The search for the house's absent owners takes Hazeldean across the Channel to Boulogne, where he finds more than one motive to stay and investigate.

The stories in this collection will dredge up delight in crime fiction fans, as watery graves claim unsuspecting victims on the sands of an estuary and disembodied whispers penetrate the sleeping quarters of a ship's captain. This British Library anthology collects the best mysteries set on choppy seas, along snaking rivers and even in the supposed safety of a swimming pool, including stories by Arthur Conan Doyle, C. S. Forester, Phyllis Bentley and R. Austin Freeman.

1950s Staffordshire. Within the clay tanks at the pottery company Shentall's, a body has been found. Amid cries of industrial espionage and sabotage of this leader of the pottery industry, there is a case of bitter murder to solve for Inspector Hedley Nicholson. Kelly's mystery won the CWA Gold Dagger Award in 1961 for its impeccable sense of place and detail, and for the emotional weight of its central crime. The novel is part of a shift from the cosiness of crime novels before to mysteries characterised by their psychological interest and affecting realism. An influential classic.