Vicki Barker, the grand daughter of James W Barker, a crew member on board the rescue ship RMS Carpathia, holding the cast iron nameplate from the Titanic's lifeboat No2, part of a unique collection of Titanic memorabilia which is due to be sold at Sotheby's. * forthcoming Marine Sale on Wednesday April 28, 1999. The collection assembled by James W Barker, a crew member on board the rescue ship RMS Carpathia, includes a pair of oarlocks also from lifeboat No2, a tin drinking cup from a Titanic lifeboat survival kit, Barker's Titanic medal and his original photographic record of the rescue. The collection is expected to fetch in the region of 50, 000.