Basic Details Surname Watson Forenames O C S Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Honours VC and DSO Primary Service As stated on memorial Unit (Primary - Stated) Middlesex Companies of Imperial Yeomanry Rank / Title (Primary - Stated) Lieut-Colonel Our References Unit (Primary - Our reference) 1st County of London Yeomanry (Middlesex Duke of Cambridge`s Hussars) Rank / Title (Primary - Our reference) Lieutenant Colonel