This collection contains a diary used by a Union and Confederate soldier, both unnamed, through 1864. The Union soldier chronicles his combat experiences during Jubal Early's raid on Washington, D.C., and the opening of Philip Sheridan's Valley campaign in August. The Confederate soldier's entries details activity during Early's push to drive the Union army out of the Valley and concludes with the battle of Opequon or Third Winchester.

This collection contains an undated memoir written by Corporal H. J. Eaton (1839-1914) covering his service as a Union soldier during and immediately after the American Civil War from 1864 to 1867. In the memoir, the second of two volumes, Eaton discusses several aspects of military life during the war, including marches and the battles of Spotsylvania, North-Anna, Gaines Mills, Bethesda-Church, Cold Harbor, and Petersburg.