From the Associated Press
The U.S. Postal Service will offer the postmark starting tomorrow as part of a series of commemorations marking the 150th anniversary of the Civil War, which raged from 1861 to 1865.
Mail order requests for the special cancellation will be available for 30 days beginning tomorrow.
The Battle of Sacramento took place on Dec. 28, 1861. It was led by Union Maj. Eli H. Murray and Confederate Col. Nathan Bedford Forrest.
(Photo from www.battleofsac.com)