Who killed Cox, the robber? Was it Ruth Tully, who visited Crandall Cox on the night of his death and who might have decided to quench a torrid past with a spray of bullets? What about Sandra Jean, the knock-'em-dead beauty who knew more than she was telling about the sudden demise of blackmailer Cox? Or had some past scandal driven lawyer Ollie Hurst and his wife, Norma, to claim the blackmailer's life? Dave Tully didn't know who the killer was, but if he didn't find out fast, the price of failure could be death....

Madman or murderer? That was the question, and it was Police Inspector Omar Collins who had come up with the answer. All he had to go on was: the victim - Earl Genneman, wealthy president of Genneman Labs; the scene - right in the middle of a busy state park; the murder weapon - a shotgun that was still missing; the witnesses - Myron Retwig, Red Kershaw, Bob Vega, and Buck James, all friends or employees of the deceased; the motive - unknown; the suspects - everyone!

The four of them had only two things in common - their name and a love for the ladies. John Boce was a no-account accountant who lusted after food, drink, cars, and women. John Thompson was a secretive librarian who liked his books and his women well-stacked. John Viviano was a fashion photographer with a great feel for a body - any body! And John Pilgrim was a poetic bum who had the girls hanging on his every stanza. All of them wanted the same woman, but which one wanted her enough to kill?

You are invited to a murder. That was how the invitations should have read when aged millionaire Hendrik Brass sent out his messages to six oddly assorted men and women who knew neither him nor each other. All arrived at the isolated Brass mansion, lured by the tantalizing promise of fabulous wealth. But from the moment the shining brass doors of the grotesquely constructed house swung shut behind them, they began to realize they had been enticed into playing parts in a monstrous joke - the joke of a twisted, brilliant mind…

Queen's Bureau of Investigation is now open for business - and in each department of this new enterprise Ellery finds ample opportunity to exercise the brilliant, ingenious, and at times startling talents of his crime-lab mind. For to the bureau come some of the most plaguey cases in Queen's career.

Let Ellery Queen clue you in on his special brand of high tension, brain-teasing mystery! This collection consists of novelettes and short stories from Queen's many escapades.

In New York City in the early 1930s, a man is poisoned on a crowded streetcar during rush hour. Everyone sees Longstreet die - but no one sees the killer. Inspector Thumm's few clues all lead up a blind alley. He finally seeks the aid of Drury Lane - retired Shakespearean actor, master of disguise, and amateur sleuth. Seated amid the splendor of the vast medieval halls of his castle on the Hudson, Drury Lane hears the story from the inspector.

The New York City Theatre District provides the backdrop in this locked-room mystery, the first of many featuring Inspector Richard Queen and his son, Ellery Queen!

It's 1943, the war is raging, and sleuthing scribe Ellery Queen wants to do his bit. After a tortuous cross-country drive, he takes a job writing scripts for a Hollywood propaganda house - twelve hours a day of hack work that quickly turns his mind to jelly. After a few weeks, he is so worn down that he can type nothing but gibberish, and he decides to drive home. The trouble starts as soon as he reaches the desert.

The nine-word clue was one of nine cryptic notes that had been sent to taunt Inspector Queen and his son Ellery nine days after the murder. Nino Importuna had been obsessed with the number. He had lived by it. Now the killer who brought a trio of gory deaths to Nino's ninth-floor penthouse at Number 99 East was camouflaging his identity in a jungle of nines - and daring Ellery to find him. The case was destined to be a dazzling contest of wits - to the ninth degree!

Frightfully rich and awesomely respectable, the McKells had never been touched by scandal. At least, not until the handsome Dane McKell discovered his father's secret affair. Determined to protect his mother, he forced a meeting with the other woman.

But Dane didn't count on falling in love with her himself. Nor did he count on the front page murder that engulfed them all. Sheila, exotic young international leader of haute couture, is found murdered in her Park Avenue penthouse.

Ten strangers are lured to an isolated island mansion off the Devon coast by a mysterious "U.N. Owen". At dinner a recorded message accuses each of them in turn of having a guilty secret, and by the end of the night one of the guests is dead. Stranded by a violent storm, and haunted by a nursery rhyme counting down one by one...one by one they begin to die. Who among them is the killer? And will any of them survive?

When someone makes a present of a fer-de-lance - the dreaded snake - to Nero Wolfe, Archie Goodwin knows he's close to solving two apparently unrelated murders. As for Wolfe, he's playing snake charmer in a case more deadly than a cobra and whistling a seductive tune he hopes will catch a killer with poison in his heart.

John Dortmunder and company are hired by an U.N. African Ambassador to steal the famed Balabomo Emerald from the hands of a rival African country. But their daring and clever burglarly goes awry, and the emerald slips through their fingers. Undaunted, Dortmunder chases the gem by plane, train and automobile in hot pursuit of the hot rock.

Wealthy playboy Brett Sheridan thinks he knows the score when he hires tough guy private eye Neil Patrick Rafferty to find a priceless stolen folio of Shakespeare's The Tempest. Brett's convinced his partner-in-crime sister is behind the theft - a theft that's liable to bring more scandal to their eccentric family, and cost Brett his marriage to society heiress Juliet Lennox. What Brett doesn't count on is the instant and powerful attraction that flares between him and Rafferty.