Leaving the country: November 1860-November 1861
Crossing to Virginia: November 20, 1861-January 3, 1862
Appointment in the Engineer Corps: January 4, 1862-March 1, 1862
Retreat from Yorktown: March 2, 1862-May 6, 1862
Jackson in the Valley: May 7, 1862-June 25, 1862
The fights around Richmond: June 26, 1862-July 6, 1862
The Maryland shore: July 7, 1862-December 31, 1862
The Pennsylvania line: January 1, 1863-June 28, 1863
General Lee at Gettysburg: June 29, 1863-August 31, 1863
The Battle of Payne's Farm: September 1, 1863-December 31, 1863
Winter quarters: January 1, 1864-February 29, 1864
Nothing but death: March 1, 1864-May 21, 1864
Attacks on our lines: May 22, 1864-June 14, 1864
In front of Washington: June 16, 1864-July 15, 1864
On the Valley Pike: July 16, 1864-August 18, 1864
A game of bluff: August 19, 1864-September 5, 1864
Calamity and defeat: September 6, 1864-September 17, 1864
A day long to be remembered: September 18, 1864-September 30, 1864
Put them into the infantry: October 1, 1864-October 14, 1864
We lost nearly everything: October 15, 1864-November 30, 1864
Leave for Petersburg: December 1, 1864-December 31, 1864
Capture of Fort Fisher: January 1, 1865-January 31, 1865
General Pegram was killed: February 1, 1865-February 28, 1865
Lines around Petersburg: March 1, 1865-March 25, 1865
The last battle of this army: March 26, 1865-April 19, 1865.