Nithhogg

Level 1 of the Dungeon
(6, 5, D:1)
  a +0 leather armour
(6, 11, D:1)
  a +0 scale mail
(10, 8, D:1)
  a +0 dagger
  5 stones
(20, -6, D:1)
  a +0 sling
(24, -3, D:1)
  7 stones
(26, 22, D:1)
  6 stones
(27, 10, D:1)
  a +0 short sword
  3 stones
(27, 31, D:1)
  a +0 rapier
(32, 19, D:1)
  a +0 robe
(37, 29, D:1)
  a +2 antimagic dagger
(55, 31, D:1)
  a +0 short sword
(59, 5, D:1)
  a +0 sling

Level 2 of the Dungeon
(0, 0, D:2)
  a +2 buckler
(20, -7, D:2)
  a +0 dagger
  4 stones
(22, -4, D:2)
  a +0 club
(26, -3, D:2)
  a +0 robe
(27, 16, D:2)
  a +2 dagger of speed
  4 stones
(28, 16, D:2)
  a +0 dagger
(30, 0, D:2)
  8 stones
(37, 21, D:2)
  a +0 robe
(46, 26, D:2)
  a +0 dagger
(50, 19, D:2)
  a +0 whip

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(1, 2, D:3)
  a +0 short sword
(8, -21, D:3)
  a +0 falchion
  a +0 whip
  a +0 chain mail
  a +0 club
  a +0 scale mail
(8, -20, D:3)
  a +0 war axe
  a +0 short sword
(10, 6, D:3)
  a +0 short sword
  2 stones
  a kobold corpse (skeletalised by now)
(13, 15, D:3)
  a +0 flail
(13, 22, D:3)
  a +0 short sword
  8 poisoned darts
(14, 20, D:3)
  a +0 whip
(26, -6, D:3)
  a +0 club
  a +0 club
  a +0 club
(26, -5, D:3)
  a +0 club
(32, -1, D:3)
  a +0 whip
(32, 0, D:3)
  a +0 hand axe
  a +0 chain mail
  a +0 whip
(32, 10, D:3)
  a +0 quarterstaff
(42, 28, D:3)
  a +0 dagger
  a +0 leather armour
(45, -13, D:3)
  6 stones
(45, 28, D:3)
  a +0 mace

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 club
(3, -2, D:4)
  a hobgoblin corpse
(10, -8, D:4)
  a hobgoblin corpse
(10, 14, D:4)
  10 gold pieces
(13, -9, D:4)
  a +0 chain mail
(14, -9, D:4)
  a +0 leather armour
(21, -8, D:4)
  a +0 kite shield
(25, 1, D:4)
  11 gold pieces
(26, -7, D:4)
  a potion of might
(29, 2, D:4)
  a +0 spear
(36, 13, D:4)
  a staff of conjuration