Death for Madame

Death for Madame is a 1946 mystery detective novel by the British author Ruthven Todd, written under the pen name of R.T. Campbell. It was one of several novels featuring the botanist and amateur detective Professor John Stubbs. It takes the form of a closed circle of suspects investigation. It has been republished in 2018 by Dover Publications.

Synopsis
After the aunt of an acquaintance of Stubbs is found strangled at the run-down boarding house she ran in Notting Hill, he takes it upon himself to launch an investigation to the continued irritation of Chief Inspector Bishop of Scotland Yard. The culprit appears to lie amongst her boarders, but all have alibis.