Niddhogr

Level 1 of the Dungeon
(14, 24, D:1)
  96 stones
(19, 9, D:1)
  a +0 hunting sling
(32, 33, D:1)
  a +0 ring mail
(40, 21, D:1)
  150 sling bullets

Level 2 of the Dungeon
(7, -31, D:2)
  a cursed -1 leather armour
(9, 15, D:2)
  a +0 club
(16, 15, D:2)
  a +0 club
(17, 15, D:2)
  a +0 mace
  a +0 ring mail
(22, -27, D:2)
  a +0 dagger
(26, 13, D:2)
  a +0 leather armour
(27, 11, D:2)
  a +0 ring mail
(29, -7, D:2)
  124 stones
(29, 14, D:2)
  114 stones
(30, -27, D:2)
  a +0 leather armour
(30, 11, D:2)
  317 sling bullets
(34, -27, D:2)
  a +0 dagger
(59, -6, D:2)
  229 sling bullets
(65, -1, D:2)
  a +0 short sword

Level 3 of the Dungeon
(7, 20, D:3)
  a +0 dagger
(8, -32, D:3)
  329 sling bullets
(11, 1, D:3)
  166 stones
(24, -22, D:3)
  a +0 hunting sling
(25, -32, D:3)
  a +0 club
(35, -12, D:3)
  a +0 club
(43, -12, D:3)
  152 stones

Level 4 of the Dungeon
(0, 0, D:4)
  298 sling bullets
(2, 20, D:4)
  105 stones
(4, 22, D:4)
  a +0 dagger
(5, -18, D:4)
  a +0 short sword
  a +0 ring mail
(21, -28, D:4)
  a +0 scale mail
(25, -25, D:4)
  88 stones
(27, -8, D:4)
  a +0 mace
(33, -15, D:4)
  164 stones
(36, 9, D:4)
  a +0 hand axe
(39, -2, D:4)
  a +0 dagger
(40, 2, D:4)
  a +0 mace of protection
  a +0 chain mail
(41, -1, D:4)
  a +0 leather armour

Level 5 of the Dungeon
(0, 0, D:5)
  a +0 dagger
(3, 1, D:5)
  162 sling bullets
(5, 13, D:5)
  a ration
(6, 7, D:5)
  a +0 spear
(15, 12, D:5)
  a +0 whip
(19, 10, D:5)
  a +0 robe
(25, 4, D:5)
  a +0 flail
  (unseen)
(26, 3, D:5)
  a +0 club
  (unseen)
(35, 18, D:5)
  a +0 mace
(37, 7, D:5)
  a +0 whip
  a +0 chain mail
(38, -4, D:5)
  a +0 short sword
  a +0 scale mail