London Pneumatic Despatch Company
... that in 1863 the 3rd Duke of Buckingham and Chandos was propelled underground from Holborn to Euston railway station in a parcel capsule to demonstrate the system built by the London Pneumatic Despatch Company?
... that in 1863 the <a class="mw-redirect" href="./Richard_Temple-Grenville,_3rd_Duke_of_Buckingham_and_Chandos" id="mwCN4" rel="mw:WikiLink" title="Richard Temple-Grenville, 3rd Duke of Buckingham and Chandos">3rd Duke of Buckingham and Chandos</a> was propelled underground from <a href="./Holborn" id="mwCN8" rel="mw:WikiLink" title="Holborn">Holborn</a> to <a href="./Euston_railway_station" id="mwCOA" rel="mw:WikiLink" title="Euston railway station">Euston railway station</a> in a parcel capsule to demonstrate the system built by the <b id="mwCOE"><a href="./London_Pneumatic_Despatch_Company" id="mwCOI" rel="mw:WikiLink" title="London Pneumatic Despatch Company">London Pneumatic Despatch Company</a></b>?