Intriguing application of the Rashomon idea of presenting the same events from different perspectives. In this case applied to a historical detective story set in 17thC Oxford.
The gaps in each narrator's knowledge and the omissions in their stories get filled out as the book proceeds so that the 'whodunit' aspects work really well.
Quite tempted to re-read it straight away just to savour how the different bits of the four tellings fit together.
Some anachronisms in the dialogue but they don't spoil the flow....Continua