Interesting, you might be onto something, the series of books looks plausible and somehow not-quite-right. My local UK library doesn't have any books by that a

Interesting, you might be onto something, the series of books looks plausible and somehow not-quite-right. My local UK library doesn't have any books by that author - https://libraries.hounslow.gov.uk/client/en_GB/hounslow/search/results?qu=frank+howel+evans&te=&lm=HOUNSLOW https://libraries.hounslow.gov.uk/client/en_GB/hounslow/sear... . This one in particular seems too implausible - inspiration for Poirot and Downton Abbey? https://www.goodreads.com/book/show/23309690-down-to-the-abbey https://www.goodreads.com/book/show/23309690-down-to-the-abb... I haven't actually read any of the ebooks mind.