Meticulously researched, Colonels in Blue compiles biographical sketches and photographs of the diverse group of men who attained the rank of colonel and commanded Union Army regiments from Pennsylvania, New Jersey, Maryland, Delaware, and the District of Columbia during the Civil War. Profiles contain an overview of each colonel's military career, occupation, dates and places of birth and death, and place of burial. Many rare photos seen here for the first time. Covers infantry, militia, cavalry, and artillery regiments, including provisional, emergency, and reserve units. Hardcover, 288 pgs.