The Battle of Fredericksburg unfolded over an approximately 6 mile front straddling the Rappahannock River, with approximately 114,000 Federals engaging approximately 72,500 Confederates. The battle occurred in several stages over five days from 11-15 December 1862. When the battle ended, 1,248 Federals had been killed; 9,600 wounded, and 1,769 were captured/missing. The Confederates lost 608 killed; 4,116 wounded; 653 were captured/missing.
Much has been written about the Battle of Fredericksburg and the campaign that led to the clash. The Fredericksburg and Spotsylvania National Military Park has both a battlefield visitor’s page and a crisp overview of the Battle of Fredericksburg.
The Civil War Trust further has a superb resource page on the Battle of Fredericksburg, including an overview of the campaign, an animated battle map presentation, photos, relevant articles and links to other resources.
The Fredericksburg Campaign: Winter War on the Rappahannock.
Francis Augustin O’Reilly (2006)
George C. Rable (2001)
The US Army War College Guide to the Battles of Chancellorsville and Fredericksburg.
Luvaas & Nelson (Editors) (1989).