Search Results - Jefferis, David

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Alien lifesearch : quest for extraterrestrial organisms by Jefferis, David

Published c1999.
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Jets by Jefferis, David

Published c2001.
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All-terrain bikes by Jefferis, David

Published c2002.
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Rock climbing and mountaineering by Jefferis, David

Published c2002.
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Robot warriors by Jefferis, David

Published c2007.
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Robot workers by Jefferis, David

Published c2007.
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Space probes : exploring beyond Earth by Jefferis, David

Published c2009.
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