Nithhogg

Level 1 of the Dungeon
(0, 1, D:1)
  a frilled lizard corpse (skeletalised by now)
(4, -13, D:1)
  a +0 robe
(5, 17, D:1)
  a +0 scale mail
(7, -4, D:1)
  a +0 club
(20, 23, D:1)
  a +0 spear
(24, 30, D:1)
  a +0 leather armour
(25, 22, D:1)
  a frilled lizard corpse (skeletalised by now)
(34, 31, D:1)
  a +0 dagger
(43, -6, D:1)
  a +0 dagger
  a kobold corpse (skeletalised by now)
(51, -5, D:1)
  a +0 ring mail

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 mace
(7, 14, D:2)
  a +0 robe
(23, -14, D:2)
  a +0 dagger
(24, -30, D:2)
  a rat corpse (skeletalised by now)
(24, -6, D:2)
  a rat corpse (skeletalised by now)
(25, -5, D:2)
  a +0 dagger
(39, -29, D:2)
  a +0 falchion
(39, -2, D:2)
  a flux talisman
(42, -29, D:2)
  a +0 trident

Level 3 of the Dungeon
(18, 42, D:3)
  a +0 scale mail
(41, 14, D:3)
  6 stones
(41, 32, D:3)
  a quokka corpse (skeletalised by now)
(42, 31, D:3)
  a hobgoblin corpse (skeletalised by now)
(45, 1, D:3)
  a rat skeleton
(55, 44, D:3)
  a +0 hand axe
(56, 37, D:3)
  a +0 short sword
(65, 29, D:3)
  a quokka corpse (skeletalised by now)

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 club
  an orc corpse (skeletalised by now)
(9, 12, D:4)
  a +0 robe of willpower

a sewer
(0, 0, Sewer)
  a poisoned dart
(6, -13, Sewer)
  a ball python corpse
(9, -15, Sewer)
  a ribbon worm corpse
(18, -14, Sewer)
  a +0 dagger
  a kobold skeleton
(19, -16, Sewer)
  a +0 dagger
(22, -14, Sewer)
  a rat corpse (skeletalised by now)
(32, -3, Sewer)
  a +0 club
  a +0 short sword
  a kobold corpse (skeletalised by now)
  a kobold corpse (skeletalised by now)