Royal Navy | Royal Air Force | Berkshire | Royal Dutch Shell | Royal Society | Royal Albert Hall | Royal Shakespeare Company | Royal Opera House | Royal Victorian Order | Royal Engineers | Royal Australian Navy | Reading, Berkshire | Royal National Theatre | Royal Canadian Navy | Royal Canadian Air Force | Royal Court Theatre | Royal Marines | horse racing | Dark Horse Comics | Royal Commission | artillery | Royal Academy of Music | Horse racing | Anne, Princess Royal | Royal Philharmonic Orchestra | Theatre Royal, Drury Lane | Royal Flying Corps | Royal Canadian Mounted Police | Royal Australian Air Force | Royal Artillery |
B Battery, Honourable Artillery Company and Berkshire RHA were in action with these guns in the recapture of Sheikh Othman (key to the water supply to Aden) from the Turks on 20 July 1915, part of the Aden campaign.