At the Earth's Core / A Princess of Mars
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Overview:
- Title: At the Earth's Core / A Princess of Mars
- Author: Edgar Rice Burroughs
- Year: 1996
- Type: Omnibuses
Editions/Publications:
- Unknown. At the Earth's Core / A Princess of Mars (Unknown, Edgar Rice Burroughs, The Easton Press, xvi+318 pages, Hardcover, Omnibus)