By World War I it had given way to Company Sergeant Major and Company Quartermaster Sergeant, but it is still the title used to refer all Staff Sergeants in infantry regiments, no matter what their appointment.
It had given way to Company Sergeant Major. This was by World War I. It had given way to Company Quartermaster Sergeant. This was by World War I. It is still the title. This title is used to refer all Staff Sergeants in infantry regiments, no matter what their appointment.