Niddhogr

Level 1 of the Dungeon
(15, -11, D:1)
  a +0 spear
(26, -21, D:1)
  19 bolts
(26, -11, D:1)
  a +0 spear
(29, -38, D:1)
  a +0 dagger
(32, -27, D:1)
  a stone
(38, -30, D:1)
  a +0 dagger
  a stone
(39, -16, D:1)
  11 stones
(56, -19, D:1)
  a +0 dagger
(57, -19, D:1)
  a +0 dagger
(58, -17, D:1)
  a +0 dagger
(59, -16, D:1)
  a +0 mace
(68, 10, D:1)
  a +0 club
(69, -44, D:1)
  a +0 ring mail

Level 2 of the Dungeon
(0, 0, D:2)
  2 stones
(4, -2, D:2)
  a +0 dagger
  a +0 hunting sling
  12 stones
(8, -3, D:2)
  a +0 dagger
(8, 6, D:2)
  a +0 club
(10, -26, D:2)
  14 stones
(14, -16, D:2)
  a +0 club
(23, -4, D:2)
  a +0 robe
(34, -3, D:2)
  a +0 club
(36, -36, D:2)
  a +0 club
(38, -17, D:2)
  a +0 leather armour
(50, -3, D:2)
  a +0 club
(50, -2, D:2)
  an uncursed amulet of harm
(54, -31, D:2)
  a +0 mace

Level 3 of the Dungeon
(0, 0, D:3)
  20 stones
(3, 0, D:3)
  a +0 club
  a +0 leather armour
(6, 27, D:3)
  a +0 dagger
(10, 17, D:3)
  a frilled lizard skeleton
(11, 31, D:3)
  a bat skeleton
(13, 10, D:3)
  a tomahawk
(13, 11, D:3)
  a tomahawk
(14, 5, D:3)
  a ball python skeleton
(14, 9, D:3)
  2 tomahawks
(16, 14, D:3)
  a +0 war axe
(17, 7, D:3)
  a tomahawk
(18, 24, D:3)
  4 gold pieces
(32, 39, D:3)
  a +0 ring mail