Niddhogr

Level 1 of the Dungeon
(0, 0, D:1)
  3 stones
(5, -23, D:1)
  5 stones
(6, -39, D:1)
  13 stones
(8, -43, D:1)
  a +0 chain mail
(8, -21, D:1)
  a +0 robe
(25, -8, D:1)
  a +0 club
(27, -27, D:1)
  15 stones
(32, -41, D:1)
  a +0 dagger
(35, -45, D:1)
  a +0 dagger
(36, -8, D:1)
  a +0 leather armour
(43, -20, D:1)
  a +0 leather armour
(48, -20, D:1)
  a +0 club

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 falchion
(26, 13, D:2)
  a +0 club
(44, 21, D:2)
  a +0 hunting sling
  a +0 dagger
  22 stones
(54, -9, D:2)
  a +0 dagger
(54, 29, D:2)
  a +0 dagger
  5 stones
(55, -8, D:2)
  a +0 robe

Level 3 of the Dungeon
(1, 13, D:3)
  a +0 club
  a +0 leather armour
(2, 14, D:3)
  a +0 flail
(4, 10, D:3)
  a +0 club
(9, 16, D:3)
  a +0 club
(10, 16, D:3)
  a +0 short sword
  a +0 short sword
  a +0 leather armour
(14, 18, D:3)
  a +0 club
  a +0 dagger
(16, 5, D:3)
  a +0 hand axe
  a +0 dagger
  a +0 chain mail
(18, 18, D:3)
  a +0 club
(20, 3, D:3)
  a +0 club
  a +0 hunting sling
(20, 4, D:3)
  a +0 dagger
(20, 17, D:3)
  a +0 leather armour
(20, 20, D:3)
  a +0 dagger
(27, 19, D:3)
  a +0 club
  a +0 scale mail

Level 4 of the Dungeon
(0, 0, D:4)
  an adder corpse (skeletalised by now)
(32, 5, D:4)
  a +0 giant spiked club
  an ogre corpse