“The Elder Wand,’ he said, and he drew a straight vertical line upon the parchment. ‘The Resurrection Stone,’ he said, and he added a circle on top of the line. ‘The Cloak of Invisibility,’ he finished, enclosing both line and circle in a triangle, to make the symbol that so intrigued Hermione. ‘Together,’ he said, ‘the Deathly Hallows.’” (DH 409)”