Le comics book Action Comics # 1, première apparition de Superman, bat un nouveau record : 6 millions US$

• Cet exemplaire est gradé 8,5 sur 10 !
  Gem Mint 10 The highest grade assigned. The collectible must have no evidence of any manufacturing or handling defects.
  Mint 9.9 The collectible is nearly indistinguishable from a 10.0 but will have a very minor manufacturing defect. It will not have any evidence of handling defects.
  NM/M 9.8 A nearly perfect collectible with negligible handling or manufacturing defects.
  NM+ 9.6 A very well-preserved collectible with several minor manufacturing or handling defects.
  NM 9.4 A very well-preserved collectible with minor wear and small manufacturing or (...)