IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 short sword
  4 stones
(1, -27, D:1)
  a +0 scale mail
(5, -17, D:1)
  a +0 dagger
(5, 7, D:1)
  an amulet of guardian spirit {Spirit}
(10, -20, D:1)
  a book of Touch
(10, -5, D:1)
  a +0 ring mail
(16, -27, D:1)
  a +0 dagger
(17, 6, D:1)
  a +0 robe
(20, -30, D:1)
  a +0 mace
(22, -4, D:1)
  a +0 club
(23, -15, D:1)
  a +0 chain mail
  a +0 dagger
(24, -20, D:1)
  a +0 spear
(24, -19, D:1)
  2 stones
(25, -20, D:1)
  2 boomerangs
(28, -13, D:1)
  a +0 whip
(31, -8, D:1)
  a book of Vapours

Level 2 of the Dungeon
(0, 0, D:2)
  a scroll of identify
(3, 7, D:2)
  a potion of haste
(6, 6, D:2)
  a +0 flail
(25, -2, D:2)
  a bat skeleton
(28, -5, D:2)
  a hobgoblin corpse
(28, 3, D:2)
  a +0 club
  a +0 club
  a gnoll corpse
  a gnoll corpse
(32, -8, D:2)
  a ball python corpse (skeletalised by now)
(38, 6, D:2)
  6 stones
(45, 15, D:2)
  a +0 pair of boots
(62, -6, D:2)
  a +0 ring mail