Death Casts a Long Shadow, by Anthony Gilbert

Well just crap.   I've been using the list of books from the Séptimo Círculo collection as my main crime/mystery reading guide this year; only four books in and thanks to my own stupidity, I read the wrong book.   I was going to read Anthony Gilbert's The Long Shadow, written in 1932, and completely neglected the date (and obviously the real title)  and bought his Death Casts A Long Shadow, from