Vols. 1-2 were each published in two editions, with change of title: v. 1: The Peninsular campaign of General McClellan in 1862. 1881. Revised and enlarged edition: Campaigns in Virginia, 1861-1862. 1895. v. 2: The Virginia campaign of General Pope in 1862. 1886. Revised and enlarged edition: The Virginia campaign of 1862 under General Pope. 1895.
Each vol. has also a distinctive title.
Description based on: Vol. 1, ed. of 1895.
Vols. 1-2 (revised and enlarged edition) and v. 10 edited by T. F. Dwight.