William Rhadamanthus Montgomery (1839-1906) was present at some of the most memorable battles of the Civil War. Among them were Chickahominy, Seven Pines, Malvern Hill, Manassas, Sharpsburg, Fredricksburg, Gettysburg, Chickamauga, Lookout Mountain, the Wilderness, Spottsylvania, and Cold Harbor. Wounded seven or eight times, Montgomery remained in service throughout the entire war. After the war, he returned to Marietta where he lived out the rest of his days.

The diary and the letters contained herein is a testament to his time as a soldier during the Civil War. But as the diary and letters indicate, the war was not the end all of his life. His loyalty for the South was surpassed only by his loyalty for and to his family.