This is a new release of the original 1951 edition.

The Lost Kingdom 2013, Literary Licensing, LLC

ISBN-13: 9781258942687

Hardcover

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The Lost Kingdom 2013, Literary Licensing, LLC

ISBN-13: 9781494037277

Trade paperback

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The Lost Kingdom 2010, Kessinger Publishing, Whitefish MT

ISBN-13: 9781163817599

Trade paperback

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The Lost Kingdom 2009, Kessinger Publishing, Whitefish MT

ISBN-13: 9781104848095

Hardcover

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