During their fiftieth anniversary celebration, the prestigious Cruciverbal Club plans on holding a contest for the country's most skilled crossword puzzle experts, with a fifty-thousand-dollar prize at stake, but the event is overshadowed by the murd...
When eminent Professor Fabian Humboldt is murdered by one of his assistants, Dean Isabel Macintosh enlists the help of Giles Sullivan to decipher a series of clues buried in crossword puzzles in order to crack the case...
The anechoic chamber of Hamilcar Hi-Fi - the dead room - was the only soundproof, airtight place to test new speakers. It was also the perfect place for an airtight murder. That's where seventy-year-old inventor Walter Kassel was stabbed to death ...
When his son, Warren, stumbles upon the corpse of Barney Brodsky in the steam room of the Oakdale Country Club, Edward Baer, disturbed by Warren's involvement with a murder investigation, decides to discover the killer for himself...