Historical Mysteries: 19th Century

Stephanie Barron
Ron Burns, Mysterious Death of Meriweather Lewis
Caleb Carr (FIC)
J. D. Christilian
Barbara Hambly, "Benjamin January" series
Peter J. Heck
Donald Honig
Michael Kilian, "Harrison Raines" series
Mary Kruger
Miriam Grace Monfredo
William Palmer
Owen Parry (FIC)
Kate Ross