"This 3-volume set is the most important firsthand collection of accounts ever published on the Battle of Gettysburg. John B. Bachelder was a painter, lithographer, and photographer, but is best known as the historian of the Battle of Gettysburg and the key driving force behind preserving much of the Gettysburg battlefield. Bachelder corresponded and met with hundreds of Union and also some Confederate soldiers, toured the field with many, and helped map where the units were on the field, and what they did there. Most of the older monuments on the field today are where they are today thanks to his years of unceasing labor"--