* wonder.  or, sign.
  1 
 * a great.
  4,9,17  13:2,4  16:13  17:3,4  20:2  Isa 27:1  51:9 
 * seven heads.
  13:1,3  17:9,10 
 * ten.
  17:3,7,12,16  Isa 9:15  Da 2:42  7:7,8,20,24 
 * seven crowns.
  13:1