2nd Regiment, Royal Horse Artillery6th Regiment, Royal Horse ArtilleryA Battery, Honourable Artillery CompanyAyrshire Royal Horse ArtilleryB Battery, Honourable Artillery CompanyBerkshire Royal Horse ArtilleryEssex Royal Horse ArtilleryGlamorganshire Royal Horse ArtilleryIII Brigade, Royal Horse ArtilleryIII Brigade, Royal Horse Artillery (T.F.)II Brigade, Royal Horse Artillery (T.F.)IV Brigade, Royal Horse ArtilleryIV Brigade, Royal Horse Artillery (T.F.)IX Brigade, Royal Horse ArtilleryI Brigade, Royal Horse ArtilleryI Brigade, Royal Horse Artillery (T.F.)Inverness-shire Royal Horse ArtilleryLeicestershire Royal Horse ArtilleryNottinghamshire Royal Horse ArtilleryShropshire Royal Horse ArtillerySomerset Royal Horse ArtilleryVIII Brigade, Royal Horse ArtilleryVII Brigade, Royal Horse ArtilleryV Brigade, Royal Horse ArtilleryWarwickshire Royal Horse ArtilleryWest Riding Royal Horse ArtilleryXIII Brigade, Royal Horse ArtilleryXII Brigade, Royal Horse ArtilleryXIV Brigade, Royal Horse ArtilleryXIX Brigade, Royal Horse Artillery (T.F.)XI Brigade, Royal Horse ArtilleryXVIII Brigade, Royal Horse Artillery (T.F.)XV Brigade, Royal Horse ArtilleryXX Brigade, Royal Horse Artillery (T.F.)X Brigade, Royal Horse Artillery