Once it was one of the most famous events in early American history. Today, it has been nearly forgotten. In an obscure, two-hundred-year-old museum in a little village in western Massachusetts, there lies what once was the most revered but now totally forgotten relic from the history of early New England-the massive, tomahawk-scarred door that came to symbolize the notorious Deerfield Massacre. This impregnable barricade-known to early Americans...