Anthony Boucher Books in Order

After a cult leader curses Wolfe Harrigan, the author is found murdered inside a locked study. A witness saw a yellow-robed figure there, but Sister Ursula must explain the apparently impossible disappearance and death.

Invited onto the set of a Sherlock Holmes film to quiet their protests, the Baker Street Irregulars encounter warnings drawn from Holmes's cases. A murder soon turns the expert visitors' knowledge into a tool for investigation.

Working undercover for an insurer, Fergus O'Breen joins a theater company to watch a playwright and director with a valuable joint policy. The director's death behind a locked door exposes dangerous secrets within the troupe.

Repeated attempts on the life of a science fiction author's unpopular heir puzzle detective Terry Marshall and Sister Ursula. Their investigation into an apparently impossible attack leads through a community of writers with ample reasons for hostility.

Fergus O'Breen declines a secretive request to investigate a bridesmaid's old murder, then attends the same couple's anniversary celebration. Stranded with the guests on an island, he must confront threats that revive the earlier crime.

Ten stories combine fantasy, science fiction, mystery, and horror, featuring a professor's encounter with a magician, Fergus O'Breen's Mexican investigation, androids, aliens, and troublesome demons. Other tales explore dangers lurking at the edge of perception.

A visiting professor is murdered on the Berkeley campus, leaving an obscure symbol as the main clue. Research fellow Martin Lamb and Sanskrit professor John Ashwin investigate the mystery before another death can occur.