Pennsylvania 142nd Volunteer Infantry (Union)
Pennsylvania, United States of America
Companies
Pennsylvania 142nd Volunteer Infantry, Company A (Union)
Pennsylvania 142nd Volunteer Infantry, Company B (Union)
Pennsylvania 142nd Volunteer Infantry, Company C (Union)
Pennsylvania 142nd Volunteer Infantry, Company D (Union)
Pennsylvania 142nd Volunteer Infantry, Company E (Union)
Pennsylvania 142nd Volunteer Infantry, Company F (Union)
Pennsylvania 142nd Volunteer Infantry, Company F&S (Union)
Pennsylvania 142nd Volunteer Infantry, Company G (Union)
Pennsylvania 142nd Volunteer Infantry, Company H (Union)
Pennsylvania 142nd Volunteer Infantry, Company I (Union)
Pennsylvania 142nd Volunteer Infantry, Company K (Union)
Field Officers
Brigadier General Thomas A. Rowley
Colonel Chapman Biddle
Colonel Robert P. Cummins
Lieutenant Colonel Alfred B. McCalmont
Lieutenant Colonel Horatio N. Warren
Major General Abner Doubleday
Major Horatio N. Warren