Includes QR codes.
At the Earth's core
Pellucidar
Tanar of Pellucidar.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
The Pellucidar SF Gateway omnibus by Edgar Rice Burroughs. ISBN 9780575129214. Published by Gollancz in 2013. Publication and catalogue information, links to buy online and reader comments.
