The stagecoach transit from London to Holyhead had been 45 hours, and was now cut to 36 hours, and by 1832 to 28 hours. However, in 1838 there was through railway connection from London to Liverpool (over the London and Birmingham Railway, the Grand Junction Railway, and the Liverpool and Manchester Railway) transforming the land journey time on the British side. The Post Office, and the Admiralty, responsible at that time for operating the packet boats, transferred the main part of the traffic to Liverpool.