|U.S. Army garrisons on the Rio Grande River January 1861|
|Captain Bennet Hill|
|Secretary of War Joseph Holt|
|Major Fitz-John Porter|
- · Companies C and E. These companies had already moved to Fort Brown from Ringgold Barracks. Under DO # 25 they had been designated to care for the artillery horses.
- · Company A remaining at Ringgold Barracks
- · Companies F and I at Fort McIntosh.
|French's Route from Fort Duncan to Brazos|
|Reinforcing the Florida Keys|
|Lieutenant Frank French 1842-1865|