'Dian of Pellucidar' by Roy Krenkel.
Sketch of 'Dian' from the 'Pellucidar' books, written by Edgar Rice Burroughs.
'Dian of Pellucidar' by Roy Krenkel.
Sketch of 'Dian' from the 'Pellucidar' books, written by Edgar Rice Burroughs.
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| 'At The Earth's Core' by J Allen St John |
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| A Princess Of Mars by Frank E Schoonover |