A conference of European nations is being held in the Hague. England has not been invited to attend. Some think war is about to break out. Mr. John P. Dunster, an American, is traveling to the Hague with an important document that may prevent the outbreak of war when he mysteriously disappears after a train wreck in England. Richard Hamel is asked by the British government to attempt to solve the mystery of Dunster’s disappearance and prevent the outbreak of war in Europe.

Monsieur Lecoq is a captivating mystery, historical and love story: Around 11 o'clock, on the evening of Shrove Sunday 18.., close to the old Barrière d'Italie, frightful cries, coming from Mother Chupin's drinking-shop, are heard by a party of detectives led by Inspector Gévrol. The squad runs up to it. A triple murder has just been committed. The murderer is caught on the premises. Despite Gévrol's opinion that four scoundrels encountered each other in this vile den, that they began to quarrel, that one of them had a revolver and killed the others, Lecoq, a young police agent, suspects a great mystery...

A poor family is surprised with an infant on their doorstep on New Year’s Eve with a note and monetary support requesting them to raise the child. Eight years later, the child is stolen and the family is put into more trouble trying to find her. This is a story of how love and good morals are reward with a fairy tale “happily ever after” ending.

Giles Dudley is called upon by his cousin Henry Wilton to assist him in San Francisco, but the reason for the summons is not at all clear. Dudley answers the summons, only to find himself immediately wrapped in the middle of mystery and intrigue, the roots and ends of which he is utterly unaware. He has been given to care for a mysterious young boy whom he hasn't even seen. His cousin has mysteriously disappeared. Dudley's role in the mystery has him convinced that as he goes about trying to assist his cousin with whatever it was he wanted to accomplish, he does so completely blindfolded.

Just as the adopted Juliet Byrne finds out the truth about her family, her father is murdered. Luckily the brilliant chocolate-munching Detective Gimblet takes up the case to solve the 'Ashiel Mystery'

Uncle Silas is a Victorian Gothic mystery/thriller novel by the Anglo-Irish writer J. Sheridan Le Fanu. It is notable as one of the earliest examples of the locked room mystery subgenre. It is not a novel of the supernatural (despite a few creepily ambiguous touches), but does show a strong interest in the occult and in the ideas of Swedenborg.

The sudden death of wealthy and prominent financier, Pennington Lawton from an apparent heart attack, followed by the shocking revelation of his impending bankruptcy, leaves his sole heir and only daughter, Anita, distraught and nearly penniless. Nonetheless, she is determined to unravel the mystery surrounding her father’s death and the loss of his great fortune. To this end she engages the famous detective, Henry Blaine who is determined to unravel the tangled web of deception and restore both her father’s reputation and Anita’s inheritance...

May Agnes Fleming is renowned as Canada's first best-selling novelist. She wrote 42 novels, many of which have only been published posthumely.The Midnight Queen is set in London, in the year of the plague 1665. Sir Norman Kingsley visits the soothsayer "La Masque" who shows him the vision of a beautiful young lady. Falling madly in love with her, he is astonished to find her only a short time later and saves her from being buried alive. He takes her home to care for her, but while he fetches a doctor, she disappears. Sir Kingsley and his friend Ormistan embark on an adventure to solve the mystery of the young lady - will they ever find her again?

A collection of short stories that chronicles the first year of the Malcolm Sage Detective Bureau.

John Dene comes to England with a great invention, and the intention of gingering-up the Admiralty. His directness and unconventional methods bewilder and embarrass the officials at Whitehall, where, according to him, most of the jobs are held by those "whose great-grandfathers had a pleasant way of saying how-do-you-do to a prince." Suddenly John Dene disappears, and the whole civilised world is amazed at an offer of £20,000 for news of him. Scotland Yard is disorganised by tons of letters and thousands of callers...