‘The Avenging Chance’, 1928 s.s. by Anthony Berkeley
Elusion Aforethought: The Life and Writing of Anthony Berkeley Cox (1996) by Malcolm J. Turnbull
The Wintringham Mystery: Cicely Disappears, 1927 by Anthony Berkeley
Overture to Death, 1939 (Roderick Alleyn #8) by Ngaio Marsh (my post will be ready soon)
Jumping Jenny, 1933 (Roger Sheringham Cases # 9) by Anthony Berkeley (my post will be ready soon)
Currently reading: The 9.50 Up Express and Other Stories (s.s. collected 2020) by Freeman Wills Crofts