Today’s Amazon.co.uk Big Deal is a lot of mysteries. It includes 11 Inspector Morse titles by Colin Dexter at £1.19 (the first 2 in the series are reduced to £5.23), and books 9-16 in the Inspector Montalban series by Andrea Camillieri at 99p (or £1.19 for 16).
https://www.amazon.co.uk/b/ref=s9_ac...d_i=5400977031
It’s possible that some of the Inspector Morse’s are a repeat deal.