Nithhogg

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 dagger
(2, -16, D:1)
  18 arrows
(17, -18, D:1)
  8 boomerangs
(44, -24, D:1)
  6 bolts

Level 2 of the Dungeon
(4, -11, D:2)
  8 boomerangs
(5, 2, D:2)
  a +0 dagger
(6, -10, D:2)
  13 stones
(15, 0, D:2)
  a +0 club
(29, -31, D:2)
  a +0 chain mail
(33, -29, D:2)
  a +0 short sword
(34, 5, D:2)
  a +0 whip
(40, -20, D:2)
  a +0 mace
  5 stones
(41, -5, D:2)
  23 stones
(47, -17, D:2)
  a +0 club

Level 3 of the Dungeon
(10, -14, D:3)
  a +0 short sword
  8 poisoned darts
(18, -18, D:3)
  a +0 dagger
  a +0 robe
  a +1 dagger of protection
  13 stones
(18, -17, D:3)
  a +0 club
  a +0 short sword
  a +0 short sword
  a +0 leather armour
(25, 18, D:3)
  a +0 short sword
  2 poisoned darts
(27, 16, D:3)
  a +0 leather armour
(30, 12, D:3)
  a +0 dagger
  5 stones
(42, -9, D:3)
  a +0 dagger

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 spear
(2, -21, D:4)
  a +1 flail of holy wrath
  a +0 club
(3, -22, D:4)
  a +0 whip
(3, -21, D:4)
  a +0 spear
  a gnoll corpse (skeletalised by now)
(4, -22, D:4)
  a +0 whip (still there?)
  a +0 robe (still there?)
  a throwing net (still there?)
(8, -18, D:4)
  a quokka skeleton