The Regimental Collection traces the history of the County Regiment from its formation in 1741 to its amalgamation in 1960. Items include uniforms, prints, pictures, silver, medals and other items of regimental significance. Uniforms and medals form the core of the Yeomanry Collection. Records relating to The Northamptonshire Regiment can be seen by appointment (telephone 01604 837631). The Yeomanry archives are held at the County Record Office (01604 362513).
Royal Anglian Regiment, Northamptonshire Regiment, 48th (or the Northamptonshire) Regiment of Foot, 48th Regiment of Foot, Colonel Chalmondeley’s Regiment of Foot, 58th (or the Rutlandshire) Regiment of Foot, 58th Regiment of Foot raised by Colonel Robert Anstruther as 60th Foot, Northamptonshire Yeomanry.