Never-before-seen photos from 100 years ago tell vivid story of gritty New York City

The city's Department of Records has digitized more than 870,000 photos that date back to the mid-1800s taken by city engineers, photographers and police detectives.
Read more: http://www.dailymail.co.uk/news/article-2134408/Never-seen-photos-100-years-ago-tell-vivid-story-gritty-New-York-City.html?source=Snapzu