Wet collodion is a 19th century-era photography process that requires photographic material to be coated, sensitized, exposed, and developed within the span of about fifteen minutes.

19th-Century Schoolgirls Were Incredibly Good at Drawing Maps Many schools required students to trace or re-create maps in order to learn skills that may have helped them later in life.

When an Influx of French-Canadian Immigrants Struck Fear Into Americans In the late 19th century, they came to work in New England cotton mills, but the New York Times, among others, saw something ...