The High Rocks
The High Rocks, by Loren Estleman – Published: 1979
Yours Until Death
Yours Until Death, by Gunnar Staalesen – Varg Veum, #1 Published: 1979
Irish Killers
Irish Killers, by Neal Chadwick – [pseudonym of Alfred Bekker] Bount Reiniger (prequel?) Published: 2013
Arsenic, Old Lace and Sister Amy Archer
Arsenic, Old Lace and Sister Amy Archer, by Alan Hynd – Published: 1962 in »Prescription: Murder!«
Enthüllungen
Enthüllungen, by John Aysa – Wiener Weltuntergang – Frühling der Toten, #13 Published: 2013
A Bone of Contention
A Bone of Contention, by Susanna Gregory – [pseudonym of Elizabeth Cruwys] Matthew Bartholomew, #3 Published: 1997
The Swamp was upside down
The Swamp was upside down, by Murray Leinster – [pseudonym of William Fitzgerald Jenkins] Published: 1956 in »Astounding Science Fiction«
The Demon in the Wood
The Demon in the Wood, by Leigh Bardugo – Darkling, prequel Published: 2014
Red Notice
Red Notice, by Andy McNab – [pseudonym] Tom Buckingham, #1 Published: 2012
The Keeper
The Keeper, by Ted Dekker – Co-author Tosca Lee Books of Mortals, prequel Published: 2011
The Strange Case of Joan Winterbourne
The Strange Case of Joan Winterbourne, by Alfred E.W. Mason – Dilemmas, #1 Published: 1934
Der Tigerwagen
Der Tigerwagen, by Max Schraut – [pseudonym of Walther Kabel] Harald Harst, #6 Published: 1920
Wardbreaker
Wardbreaker, by J.A. Cipriano – The Lillim Callina Chronicles, prequel Published: 2015
Constable on the Hill
Constable on the Hill, by Nicholas Rhea – [pseudonym of Peter N Walker] Constable Nick, #1 Published: 1979
18 Minutes
18 Minutes, by Ethan Jones – Max Thorne, prequel Published: 2019
The Steps to the Empty Throne
The Steps to the Empty Throne, by Nigel Tranter – The Bruce Trilogy, #1 Published: 1969
The Flesh of Fallen Angels
The Flesh of Fallen Angels, by R. Thomas Riley – Co-author Roy C. Booth Gibson Blount Published: 2012
The Elixir of Youth
The Elixir of Youth, by unknown author – Published: 1891 in »The South Australian Chronicle«
Die Überlebenden der Skandinavia
Die Überlebenden der Skandinavia, by W. Belka – [pseudonym of Walther Kabel] Erlebnisse einsamer Menschen, #6 Published: 1916
The Green Pearl
The Green Pearl, by Aidan de Brune – Dr. Night Trilogy, #2 Serialized: 1930-1937