I post this just to show the two flags are deferent:
http://i566.photobucket.com/albums/ss108/bagend-Flags/Citadelcopy.gif
http://s566.photobucket.com/albums/ss108/bagend-Flags/?action=view¤t=28charlestoncopy.jpg
This is what the State Historical Society of Iowa really say about the flag in their collection
http://www.iowahistory.org/museum/battleflags/in_progress/table_two.htm
Happy Trails!
Tom Martin