Commemorated on 1 plaque
Near this spot the General Letter Office stood in Post House Yard 1653-1666 Here were struck in 1661 the first postmarks in the world
Prince's Street, London, EC2, London, United Kingdom where it were struck
Near this spot the General Letter Office stood in Post House Yard 1653-1666 Here were struck in 1661 the first postmarks in the world
Prince's Street, London, EC2, London, United Kingdom where it were struck