The Spoilt Kill

Mary Theresa Kelly (née Coolican; 1927–2017) was an English crime novelist born in London who earned an M.A. from the University of Edinburgh and taught in Surrey schools.Mary Kelly (writer) Wikipedia), EBSCO Research Starters Best known for her Inspector Brett Nightingale series and novels like The Spoilt Kill (1961), which won the Crime Writers' Association Gold Dagger Award, she innovated the genre with industrial settings and psychological depth.Mary Kelly (writer) Wikipedia), EBSCO Research Starters