Dawlish in all its glory in High Summer of July , 1961 as Warship D829 Magpie begins its run along the sea wall with Langstone Rock in the middle distance and this view shows how , when built , the line needed to be cut through between the cliff face on the left and Langstone Rock on the right . This is a working down from Paddington , a morning departure , with coaches destined for Penzance via Plymouth , this is the 11.30.a.m. from Paddington , the Royal Duchy for Penzance