27 books in series

The Shadow

The Shadow is a 27-book series with 27 released primary works first released in 1931 with contributions by Lila Bowen, Orson Scott Card, Maxwell Grant, and Walter B. Gibson.

Wake of Vultures
Conspiracy of Ravens
Malice of Crows
Treason of Hawks
Ucieczka Cienia
The Silent Seven : from the Shadow's Private Annals
Hands in the Dark
The Crime Cult
Green Eyes
The Ghost Makers
Kings of Crime
Shadowed Millions
The Shadow's Shadow
Fingers of Death
Murder Trail
The Silent Death
The Black Hush
Cover 6

Grove of Doom

Mox
The Wealth Seeker
Cover 4

The Living Shadow / The Black Hush

Charg, Monster
Zemba
The Shadow Unmasks
The Shadow and the Golden Master
The Invincible Shiwan Khan
Cover 8

Cry Shadow

The Shadow's Revenge
Cover 4

Destination Moon