Maryland 1st Potomac Brigade Infantry (Union)
Maryland, United States of America
Companies
Maryland 1st Potomac Brigade Infantry, Company A (Union)
Maryland 1st Potomac Brigade Infantry, Company B (Union)
Maryland 1st Potomac Brigade Infantry, Company C (Union)
Maryland 1st Potomac Brigade Infantry, Company D (Union)
Maryland 1st Potomac Brigade Infantry, Company E (Union)
Maryland 1st Potomac Brigade Infantry, Company F (Union)
Maryland 1st Potomac Brigade Infantry, Company F&S (Union)
Maryland 1st Potomac Brigade Infantry, Company G (Union)
Maryland 1st Potomac Brigade Infantry, Company H (Union)
Maryland 1st Potomac Brigade Infantry, Company I (Union)
Maryland 1st Potomac Brigade Infantry, Company K (Union)