When Rhoda Carvell and her lover Ralf Woodruff are found dead in her Sussex cottage Masters and Green investigate. The timing of her death meant that her divorce was not legal. Could this be a motive. Or could it have been an accident.
Another interesting case in this series. ( )

When a newspaper columnist is found murdered by arsine gas, Masters and Green must figure out how it was done before they can even begin on who. As is frequently the case in Clark's mysteries, the fun part is figuring out how the arcane poisoning is done. ( )