Since its invention more than 150 years ago, photography has revolutionized communication and has provided a technological method for the comprehensive documentation of social and physical landscapes.
How to Identify and Date Photographs
In your collections, you will often come across photographs in a format that you cannot identify. These are primarily early photographs. By understanding the type of photograph you have, you can begin to learn when or why it was taken. Knowing the format is also helpful in finding out the best way to preserve the images.
How to Analyze Historic Photographs
Photographs contain a wealth of information, but you need to build your visual literacy to extract clues. The social history context that photographs provide is especially important for groups who have historically not been represented in text-based archival collections, such as women or people of color. I've gathered some of the techniques I use when conducting historical analysis of photographs.