I recently purchased this Brady photograph and I am attempting to identify the men and/or the flag in the picture. Attached are some images I took, any help is greatly appreciated. Thanks!

Brian

http://smg.photobucket.com/albums/v638/brianclimber/?action=view¤t=eebeh070-7.jpg

http://smg.photobucket.com/albums/v638/brianclimber/?action=view¤t=eebeh071-6.jpg

http://smg.photobucket.com/albums/v638/brianclimber/?action=view¤t=eebeh072-6.jpg