Murder at the New York World's Fair

Mrs. Daisy Tower is 67, the widow of a former governor, and for the last year has undergone the untender attentions of her nephew Egleston and his overbearing wife Elfrida during her convalescence from pneumonia and a broken hip.

That might explain why she stows away in a laundry truck headed for Boston, but it doesn't really explain how she finds herself confronting a dead body aboard the private train of art collector Conrad Cassell, en route to the New York World's Fair.

She and her fell...