The Rubadub Mystery - Blyton, Enid

When Miss Pepper takes Roger, Diana, Snubby and Barney to stay at the village inn in Rubadub they discover that all sorts of strange things are going on, and there are mysterious explosions at the secret submarine base nearby. The children are determined to find out what is going on.

The Rubadub Mystery 2009, Award Publications Ltd, London

ISBN-13: 9781841357317

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The Rubadub Mystery 2003, Award Publications Ltd, London

ISBN-13: 9781841351735

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The Rubadub Mystery 1993, Collins, London

ISBN-13: 9780006915683

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Rubadub Mystery 1969, HarperCollins Distribution Services

ISBN-13: 9780001632165

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Rubadub Mystery 1969, HarperCollins Distribution Services

ISBN-13: 9780006902805

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