Do you have shoe boxes, photo albums or drawers full of old family photographs and postcards? If you do, there is probably a chance that no one ever wrote on the back of them. So who are those people in your old photographs and postcards? When and where were the pictures taken? Is there a story behind the photograph? If you think there's no way to ever answer these questions, you are wrong! Each picture and post card tells a story, learning how to find the forensic clues on each one just might make the difference between a useless picture and a treasured family photograph. Want to know how? See below.