The Count of 9 (2018)136-TheCountOf9 https://pulpcovers.com/wp-content/uploads/2018/08/136-TheCountOf9.jpgAlso published by Pocket Books in 1969 via Hard Case Crime info headinginfo contentAlso published by Pocket Books in 1969via Hard Case Crime
Fifty years and they still use the same basic cover to sell the book.
Some “babe”(!) About as alluring as a stale fish-paste sandwich!