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Arabel's Great Aunt Olwen causes trouble by spring cleaning Mortimer and posting him off to a research station by mistake. Soon Mortimer is up a radio tower sending messages to outer space.

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Series

Arabel and Mortimer

Book 9

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Paperback

Oct 2010 Harcourt ISBN 0152062025

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Paperback

Jan 1986 Hodder & Stoughton (UK) ISBN 0340388471

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Paperback

Jan 1992 BBC (UK) ISBN 0563363851

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Paperback

Oct 2019 Penguin (UK) ISBN 0241386667

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Hardcover

First Edition Jan 1983 HarperCollins ISBN 0060200324

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Hardcover

Jan 1983 Book Club Associates and Jonathan Cape ISBN 0224021087

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Hardcover

Jan 1984 HarperCollins ISBN 0060200332

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Audio

Audio Cassette

Dec 1987 Listening Library ISBN 0807272086

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Audible

Apr 2010 -- Not Selected ISBN B005AZRCZ6

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MP3 CD

Oct 2014 Brilliance Audio ISBN 1491573236

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Audio CD

Oct 2014 Brilliance Audio ISBN 1491571101

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Mortimer's Cross

About This Book

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