Well, some of Lusitania's surviving boats were sold of (some very cheaply), and at least one or two were displayed until perhaps the 1940's, such as the boat at Broadstairs. The boats from the Mauretania and running mate Aquitania were sold when their fittings were auctioned by Hampton and Sons (1930 and 1950 respectively) and also did not bring remarkable sums.
Design/concept consultation. Digital images/restoration of prints & transparencies Examples: Chirnside's Olympic Class Liners, Maxtone-Graham's Normandie. Recently: National Building Museum, D.C. (U.S.) & The Segedunum Museum, Wallsend (U.K.).