Mary Lockwood is left an island in the Scillies but it does not look as though she can afford to keep it until she finds the Lockwood jewels and the radio-active sands of Jacob's Reach.
Production companies：
Children's Film Foundation (CFF)
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Overview：Mary Lockwood is left an island in the Scillies but it does not look as though she can afford to keep it until she finds the Lockwood jewels and the radio-active sands of Jacob's Reach.
