Offered is a wonderful badge worn by members of the Society of the Army of the Potomac.  In order to be a member, you had to serve in the Army of the Potomac during the Civil War.  this beautiful badge has a pair of crossed sabers as it's hanger.  A blue, white, and blue ribbon is attached to the hanger.  A pair of crossed cannons are attached to the ribbon.  Attached to the cannons is the drop which has an "AP" in the middle.  Around the center are red enameled  "prongs" with corp badges of the units which fought in the AOP.