Source:
- Portion of base map: Manuscript on file at Petersburg National Battlefield, National Park Service: Ed Bearss Troop Movement Maps, Boydton Plank Road Base Map. Additional Union and Confederate earthworks and troop movements added by Brett Schulte. Unit placement is solely based on an original map found in The Final Battles of the Petersburg Campaign: Breaking the Backbone of the Rebellion (2nd Edition) by A. Wilson Greene, p. 164 ↩