A Lincoln and Speed Mystery Books in Order

When an orphaned girl is murdered near Springfield, shopkeeper Joshua Speed tries to clear the aunt he once loved. He enlists young lawyer Abraham Lincoln, beginning a partnership tested by further deaths and their conflicting beliefs about slavery and justice.

A crooked card game aboard a Mississippi steamboat ends in murder, prompting Joshua Speed to seek Abraham Lincoln’s help. Defending the accused exposes corruption aboard Speed’s family vessel and forces the young lawyer into a case with dangerous political implications.

A politician is assassinated during Springfield’s Fourth of July celebrations, and his rival is arrested. Abraham Lincoln and Joshua Speed investigate amid a bitter election season, while threatening letters and unwelcome family arrivals place Lincoln’s own future in jeopardy.

A disappearance in Springfield leads to accusations of murder, and Abraham Lincoln agrees to defend the accused brothers. His investigation with Joshua Speed is complicated by their competing interest in Mary Todd, threatening the friendship on which the case depends.