The Forbidden House (1932) by Michel Herbert & Eugene Wyl (translated by John Pugmire)
The Cases of Lieutenant Timothy Trant (2019), by Q. Patrick (Richard Webb and Hugh Wheeler)
These Names Make Clues, 1937 (Robert MacDonald #12) by E. C. R. Lorac
Murder in the Basement, 1932 (Roger Sheringham Cases #8) by Anthony Berkeley
Unnatural Death, 1927 (Lord Peter Wimsey #3) by Dorothy L Sayers
The D’Arblay Mystery, 1926 (Dr Thorndyke Mysteries #13) by R. Austin Freeman (my post will be ready soon)
Overture to Death, 1939 (Roderick Alleyn #8) by Ngaio Marsh (my post will be ready soon)
Currently reading: The 9.50 Up Express and Other Stories (s.s. collected 2020) by Freeman Wills Crofts