Very cheap at Amazon for the lovely Kindle ...
John Carter of Mars, Books 1-6 for ... $0.99!!
Book 1 : A Princess of Mars
Book 2 : The Gods of Mars
Book 3 : The Warlord of Mars
Book 4 : Thuvia, Maid of Mars
Book 5 : The Chessmen of Mars
Book 6 : The Master Mind of Mars
http://www.amazon.com/John-Carter-AU...der_B008DIX4H2