THE SWORD IN THE STONE A 4000 Year Story Written in the Stars, John, with Linda Malcor, has written which studies the worldwide appearance of the Sword in the Stone tradition, from the familiar story of King Arthur proving himself the rightful ruler of Britain. It explores the myth of the sword through the precession of the equinoxes. Linda Malcor and John also collaborated on Artorius: The Real King Arthur - a study of the 2nd century Roman commander, Lucius Artorius Castus, whose deeds may have contributed to the myth of Arthur.