Lewis gets into mischief with an imaginary beast in the bathtub while his parents are watching television.

The Beast in the Bathtub 1985, Gareth Stevens Publishing, Milwaukee, WI

ISBN-13: 9780918831156

North American edition

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The Beast in the Bathtub 1985, Gareth Stevens Publishing

ISBN-13: 9780918831507

Unabridged

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Beast in the Bathtub 1984, HarperCollins Distribution Services

ISBN-13: 9780713524826

New edition

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The Beast in the Bathtub 1983, Childerset Pty Ltd, Noosaville

ISBN-13: 9780909404840

Paperback

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Beast in the Bathtub 1981, Pepper Press, Leeds

ISBN-13: 9780560745153

Hardcover

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