The Great Invasion of 1863 or General Lee in Pennsylvania, Embracing an Account of the Strength and Organization of the Armies of the Potomac and Northern Virginia; Their Daily Marches with the Routes of Travel, and General Orders Issued; the Three Days of Battle; the Retreat of the Confederate and Pursuit by the Federals; Analytical Index...with an Appendix Containing an Account of the Burning of Chambersburg, Pennsylvania, a Statement of the General Sickles Controversy and Other Valuable Historic Papers by Jacob Hoke, 1887, Box: 341. Oklahoma State University Archives.

The Great Invasion of 1863 or General Lee in Pennsylvania, Embracing an Account of the Strength and Organization of the Armies of the Potomac and Northern Virginia; Their Daily Marches with the Routes of Travel, and General Orders Issued; the Three Days of Battle; the Retreat of the Confederate and Pursuit by the Federals; Analytical Index...with an Appendix Containing an Account of the Burning of Chambersburg, Pennsylvania, a Statement of the General Sickles Controversy and Other Valuable Historic Papers by Jacob Hoke, 1887, Box: 341. Oklahoma State University Archives. https://archivesspace.library.okstate.edu/repositories/3/archival_objects/203474 Accessed November 25, 2024.