been ordered not to do. The hour approached when clock hands points to the highest sky. Midnight came, and with it the mountainous mountain loong. Unseen by those whose duty was seeing, the dragon entered King Yang Lang's courtyard. And there he was perplexed and paused. The King's door was a hodgepodge of magic signs, plastered with yellow paper. Vain to think of entering there. The Queen's door was upside down—best charm of all. To think of entering was vain. The door that led to Princess Chin Uor's sleepign chamber was written thick with words to still a dragon's heart, circles to dizzy his head. Say what you please, the witches and wizards had done good work upon that door. Their charms were written with clearness and force. The loong dared not take a second glance. He felt his limbs grow weak. Wisely hastened he from the spell-guarded threshold.
Now in the reign of the Emperor Ming, a crazed and knavish fellow, known to the world as Wing Dow, invented a contrivance called by him "Look-through-the-wall," but
