This book lists the 1700 officers of the RIC, including birth, marriage and death dates; the native county, service (if any) in the British army, yeomanry and militia; dates of appointment and retirement, resignation, discharge or dismissal and a list of officers who later served as lawmen elsewhere.
Jim Herlihy, a retired member of the Garda Síochána and a co-founder of the Garda Síochána Historical Society, has worked on these sources for many years. His many publications include The Royal Irish Constabulary: a short history and genealogical guide with a select list of medal awards and casualties (2016).