Despatch of mailbags through a pneumatic tube

First despatch of mailbags through the pneumatic tube from the District Office in Eversholt Street to Euston Station.
On Feb 20. 1863 both the Euston and Eversholt Street stations of the Pneumatic Railway Company were inspected. Present that day were: the Postmaster General, Lord Stanley of Alderley; Sir Rowland Hill, Secretary to the Post Office; Sir Charles Rich, Company Director; Mr Margary, Company Secretary; Mr Rammell, Company Engineer; Mr Blake and Mr Stewart, London & North Western Railway.