Originally published prior to about 1965, these promise the kind of twisty, ingenious puzzles beloved by fans of Agatha Christie.
Night Walk
Elizabeth Daly
Mr. Campion's Falcon
Philip Youngman Carter
Mr. Campion's Farthing
Singing in the Shrouds
Ngaio Marsh
Death of a Fool
Scales of Justice
Spinsters in Jeopardy
Night at the Vulcan
Swing, Brother, Swing
Final Curtain
Died in the Wool
Deadly Nightshade
Unexpected Night
The Wrong Way Down
Colour Scheme
Death and the Dancing Footman
Surfeit of Lampreys
Death at the Bar
Overture to Death
Death in a White Tie