Gaslight Mystery Books in Order

Midwife Sarah Brandt finds a young girl murdered in a Manhattan rooming house and pushes reluctant detective Frank Malloy to pursue justice. Their first case opens a long, uneasy partnership across class lines.

Called to assist at a birth, Sarah instead finds a young German immigrant dead. She and Frank Malloy follow the trail from Coney Island to Fifth Avenue to find a killer few people care about.

Sarah arrives at a fashionable home to deliver a baby and finds a celebrated healer dead of an apparent suicide. A sick newborn and buried scandal soon convince her and Frank that it was murder.

When a neighbor's gentle son is blamed for the death of his pregnant mistress, Sarah refuses to believe it. She and Frank Malloy must fight gossip, scandal, and the press to uncover the truth.

Sarah volunteers at a mission for women trying to leave prostitution behind, then one of the girls is found dead. Her search for justice draws Frank into a case that turns unexpectedly dangerous.

After a wealthy industrialist dies in an explosion, Frank is told to hunt anarchists. Sarah is not convinced, and together they find a more personal motive hidden behind Fifth Avenue respectability.

A prominent family asks Sarah to examine their sheltered daughter, only for a shocking pregnancy and a poisoned minister to upend everything. Sarah and Frank must navigate scandal inside an upright congregation.

Sarah discovers a young mother has died under suspicious circumstances, and blame quickly flares between Irish and Italian relatives. As tensions rise toward violence, she and Frank race to stop a killer.

In Chinatown, Sarah helps search for a missing half-Irish, half-Chinese girl who later turns up dead. Prejudice on every side makes the case harder, and Sarah and Frank have suspects everywhere.

Frank reopens the unsolved murder of Sarah's husband, Dr. Tom Brandt. What he learns about old patients, shaky methods, and long memory could finally bring justice, and break Sarah's heart.

Sarah reluctantly attends a séance with her mother, and a woman is murdered in the dark. To spare the family scandal, she and Frank must expose trickery before fear and gossip take over.

A wealthy businessman is murdered, and Frank is pulled into a case tied to rival schools for deaf students. Sarah soon finds herself in a world full of family secrets and people who refuse to listen.

Summoned to a birth, Sarah discovers the mother is being held in a brothel against her will. After a rescue leads to murder, she and Frank uncover ugly truths about charity, vice, and power.

Sarah's father asks Frank to quietly investigate the murder of a deeply disliked clubman. The case probes old-money hypocrisy and puts Frank's future with Sarah under a very personal kind of scrutiny.

When a woman claims to know the truth about Catherine's birth mother, Sarah wants answers, not threats. Then the woman is murdered, sending Sarah and Frank into the darkest corners of the child's past.

Frank searches for a missing young woman who answered lonely-hearts ads and vanished. As he and Sarah uncover a cruel scam aimed at single women, their own future is put at risk.

During their wedding preparations, Sarah and Frank investigate the suspicious death of a young man from a prominent family. The trail leads to old secrets, quiet poison, and danger that feels uncomfortably close.

While Sarah and Frank are away, a new bride is found with her dead husband and no way to defend herself. Their household must untangle who Randolph Pollock really was, and why someone wanted him dead.

A bright young instructor at a women's college is murdered, and the police dismiss it as random violence. Frank and Sarah dig into academic politics, private lives, and the cost of being a New Woman.

Frank locates a missing newsboy for a wealthy brother, only for the reunion to end in murder. A reckless society woman may hold the key, if Sarah and Frank can cut through the lies around her.

As Sarah and Frank try to adopt Catherine, a trip to settle matters with her legal father ends with Frank as the prime suspect in his murder. Clearing his name means entering a world of theater and deceit.

At a crowded New Year's celebration, Frank notices a man behaving strangely. By morning the man is dead, and Sarah and Frank must quietly investigate a past the family would rather keep buried.

When Gino Donatelli is framed for murdering a gangster, Sarah and Frank refuse to let him hang for it. Their search leads straight into Black Hand violence in Italian Harlem.

A hated banker is shot, and reformed tough Jack Robinson looks like the obvious culprit. Sarah and Frank uncover a trail of greed, cruelty, and enemies stretching from society drawing rooms to the streets.

A desperate woman asks Frank to help her divorce her husband, then that husband dies under his own motorcar. Sarah and Frank sift through money, lies, and early automobile glamour to find the truth.

Frank and Sarah take on the case of a young wife committed to an asylum by her cruel husband. A suspicious maid's death and a threatened child suggest the family hides more than one monster.

When a young magazine writer investigating patent medicines is found strangled, Sarah wants justice. She and Frank soon learn the victim had secrets of her own, and that nothing about her life was simple.