Swords of Mars Synthetic Men of Mars Author:Edgar Rice Burroughs John Carter, determined to stamp out the practice of assassination on Mars, travels to the city where the dreaded guild has its headquarters. And there learns that Ur Jan, the insidious leader of the assassins, has abducted the incomparable princess Dejah Thoris... — John Carter sets out to find Ras Thavas, the only man on the planet able to hea... more »l the broken body of his beloved wife.« less