Murder

Stanford Dime Novel Collection

Syracuse Dime Novel Holdings

American Women’s Dime Novel Project

Beadle and Adams Digitization Project

Thrilling Detective

Black Mask

BILIPO (French)

IAHCCJ: International Association for the History of Crime and Criminal Justice

American Society of Criminology

Body Politic: Alphonse Bertillon

Forensic-evidence.com

Police Pictures Exhibition (NYU)

Crime library.com

Crime Fiction Database

Noir at UC Berkeley Library

Murder by the Book (Houston)

Murder Ink (NY)

Murder by the Book (Madison)