Rarely, you might see 18+ content on this website purely out of the nature of law enforcement. In this post you can see a link that leads to a gallery of 11 photos from Paris of the 20th century, and they exemplify that even though technology was not that advanced, crime was everywhere. In this photo, for example, you can see fingerprints that police officers had to compare by sight because a proper technology was unavailable that time.

More interesting photos here – viewers discretion is advised!