http://www.familytreemagazine.com/photos/current.htm ...Expert photo historian Maureen Taylor helps readers analyze old family pictures in her Web-exclusive column "Identifying Family Photographs." This week, she shows how to compare photos to see if the subject is the same person at various ages, or just individuals with similar appearances. Check out the results of her photographic detective work. ...Photograph collections are usually a mix of identified and mystery images. Sitting in your unidentified pile may be another picture with a younger or older version of the person in your identified pile. Facial clues in those images can help you date those picture puzzles if you know what to look for. Age, illness, weight gain or loss, injury and, in men's cases, facial hair or baldness can change a person's appearance.