Helping researchers identify Ancestor Photosis now online at Olive Tree Genealogy.
It is a companion project to Lost Faces - Photo Albums, which is the rescue of old albums from the mid to late 1800s
See graphic examples of
Types of Early Photographs
Hints for Dating Old Photographs
Dating Old Photographs through Clothing & Hairstyle
How Revenue Stamps Can Date Ancestor Photos
This project should help anyone who has an old photograph of an ancestor but doesn't know how old it might be.