IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  4 stones
(2, -22, D:1)
  a +0 hand axe
(4, -11, D:1)
  a bat skeleton
(5, -34, D:1)
  a bat skeleton
(7, -3, D:1)
  a +0 ring mail
(11, -6, D:1)
  a +0 mace
(18, 1, D:1)
  a +0 whip
(38, -29, D:1)
  a rat corpse (skeletalised by now)

Level 2 of the Dungeon
(0, 0, D:2)
  4 stones
(24, -22, D:2)
  a +0 scale mail
(26, -17, D:2)
  15 gold pieces
(30, -6, D:2)
  a ring of resist corrosion
(34, -17, D:2)
  a +0 quarterstaff