Military Medals & Fm B L Montgomery Autograph Post WW2 British Territorial Efficiency Medal to W0447672 Cpl D Y Slater AGC (SPS) AGC SPS refers to the Staff and Personnel Support branch of the Adjutant General's Corps (AGC) in the British Army. SPS personnel are soldiers who provide essential administrative, financial, and human resources support to all units of the British Army, both during peacetime and on operations together with WW1 British War Medal 19980 W T Warren Devon Regiment together with Signed Photograph of Field Marshal B L Montgomery