Grenadiers exercise ancient privilege as they march through city. Men of the Grenadier Guards exercised the regiment's ancient privilege of marching through the City of London with drums, beating, bayonets fixed and Colours Flying whom they returned from St Paul's Cathedral to Wellington barracks after the ceremony of laying up old Colours in the Cathedral. Photo shows, the Grenadiers marching down Ludgate Hill, from St Paul's., 2 October 1938