 The MacBrayne service from Gourock to Ardrishaig ended on 30 September 1969, leaving the Clyde services entirely to the Caledonian Steam Packet Company.On 1 January 1973 the Caledonian Steam Packet Co. acquired most of the ships and routes of David MacBrayne Ltd and commenced joint Clyde and West Highland operations under the new name of Caledonian MacBrayne, with a combined headquarters at Gourock.Sources