Frank L. Packard - Doors of the Night

New York City, 1922—Murder—half-million dollar robbery—false accusation—secret passage—the underworld—a mystery woman—a masked man—a crooked lawyer—stolen jewels—a forged will...
“Every hour... held a surer promise, not only of desperate peril to himself, but a promise that he would find himself launched in a sea of crime, of shuddering things, of murder, of blood, of sordid viciousness, of hate.”
— Summary by Delmar H. Dolbier