I can find pictures of the medallion that is worn by General Custer on his tie however what is the ribbon/chain thing that is hanging along the side of the medallion.
I was reading the December issue of Civil War Times and seen where one of these went for a crazy price. Many of these have Tuebor at the bottom (the Michigan motto) and perhaps the ones with Excelsior at the bottom are rarer. So if you have one of these that was given to the 25th New York...