Castle Skull, by John Dickson Carr

 9780712353267British Library Crime Classics, 2020originally published 1931240 pppaperback(read in September)I read this book earlier, and I'm still making my way through the bag of finished books that need posting about.   I have three Bencolin books under my belt so far and I'm working on a fourth (The Lost Gallows)  right now.  I've been highly  entertained with the tinge of weirdness each