Sixteenth in the long-running mystery series with Dr Launcelot Priestley.

After some initial suspicion, the death of Ernest Venner’s wealthy uncle was attributed to natural causes - a simple infection. But Dr. Lancelot Priestley and his crime-solving companions find it intriguing, to say the least, that as soon as Venner collected his much-needed inheritance, he vanished into the wind.

Digging into the disappearance, though, will lead Priestley to some dangerous places, in this suspenseful Golden Age mystery featuring the scientifically minded sleuth....