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Swords of Mars is a science fantasy novel by American writer Edgar Rice Burroughs, the eighth of his Barsoom series. It was first published in the magazine Blue Book as a six-part serial in the issues for November 1934 to April 1935. The first book edition was published by Edgar Rice Burroughs, Inc. in February 1936.
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Pellucidar is a 1915 fantasy novel by Edgar Rice Burroughs, the second in his series about the fictional "hollow earth" land of Pellucidar. It first appeared as a four-part serial in All-Story Weekly from May 8–29, 1915. It was first published in book form in hardcover by A. C. McClurg in September, 1923. A map by …
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