Marina has decided to collect Tom Jones memorabilia instead.
Ietje Raebel bought her first Barbie doll in the early 1960s as a toy for her small daughter, Marina but kept it for herself after realising the child would rather play with baby-like dolls..
When Ietje's daughter Marina became a teenager she joined her mother as a keen collector. It was only when Ietje became ill with Alzheimer's that Marina decided to sell the dolls.
Twiggy Barbie (1967) is expected to attract fierce bidding, especially as the model has recently made a comeback with her poster and television campaign for Marks and Spencer.