Wealthy Amelia Corning, owner of the Corning mine interests, might be an old lady in a wheelchair but she doesn't miss a trick. Secretary Susan Fisher has to call in Perry Mason when she finds her boss's seven-year-old son holding a shoebox stuffed with hundred-dollar bills. Miss Corning's life is at risk.

Mason gives Della Street two weeks' vacation! That is, it was supposed to be a vacation, but Della turned it into a busman's holiday. Target of interest was a well-stacked blonde - one who incredibly stashed away five enormous meals a day.

A talented but overprotective young man has his hands full as trustee of the inheritance of a beautiful blonde but very naive young woman. But his love and her money don't mix. Why would he embezzle a quarter of a million dollars from his client "for her own good?" Perry Mason may be able to prove, in fact, that his client is no embezzler...but what happens when murder rears its head?

The voice on the phone was young and silky. The woman it belonged to touched something soft in Perry Mason's cool, legalistic mind. The offer she made was too intriguing to pass up. But what began as a request for a simple courtroom visit turned into an intrigue of baffling complexity...as well as one of the most cleverly rigged frame-ups of Perry's career.

Joan Kirby doesn't believe her husband's story about picking up a stranded woman in the middle of the night and dropping her off at a hotel. She asks Perry Mason to cross-examine him. Mason uncovers a much murkier trail involving murder, illegal adoption, stolen narcotics and blackmail.

Art student Maxine Lindsay, as the guest of her mentor, art dealer Colin Durant, attends a reception aboard the yacht of millionaire Otto Olney , who is unveiling his newest purchase, a $130,000 Gauguin. When Durant confides that the painting is a fake, Maxine becomes involved in a complicated series of deceptions. Soon gallery owner Leslie Rankin threatens Maxine.

When Mae Farr becomes the presumed stalking victim of wealthy playboy Penn Wentworth, she asks Perry Mason for help. Wentworth says he merely wants her for forging his name on a fat check. Farr claims he just wants her. Enter Harold Anders, a love-struck suitor from Mae's small hometown who's determined to ride to her rescue. But fatal gunplay leaves Wentworth dead, Mae a wanted woman, and Perry Mason in trouble....

When Perry Mason and Paul Drake ran the ad, all they were hoping for was a clue to the identity of a hit-and-run driver. The first reply looked suspicious. It said that the license number of the wanted car was written down in the notebook of a woman who could be out of her apartment from two to five on a certain afternoon, and a key to the apartment was enclosed.

Poker-faced Nellie Conway, the nurses bed-ridden Elizabeth Bain, brings trouble when she calls on Perry Mason with a glass phial containing four pills which she suspects are poison. Her employer, Nathan Bain, she says, had promised her money to give them to his wife. But when Mason has one of the pills analyzed it is found to consist of acetylsalicylic - in other words good old-fashioned aspirin. Is Perry Mason's client a hoaxer, a psychopath, or something trickier?

When Matilda Benson solicits the help of Perry Mason, her request seems simple enough: cruise to a gambling ship moored just beyond the twelve-mile limit and buy back the IOUs signed by Miss Benson's niece. But after Mason reaches the floating casino, he discovers problems aplenty - most notably the ship's owner with a bullet hole through his head. Strangely enough, Matilda and her niece are also on board that night...when someone tosses a gun over the railing. Does Perry Mason's client have something to hide?