Nithhogg

Level 1 of the Dungeon
(9, -2, D:1)
  a +0 short sword
(9, 5, D:1)
  4 stones
(13, -19, D:1)
  a +0 club
(15, 5, D:1)
  a +0 helmet
(16, -16, D:1)
  a +0 short sword
(39, 2, D:1)
  a +0 whip

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 hammer
(3, 1, D:2)
  a +3 quarterstaff of chaos
  a +0 cloak
(19, 5, D:2)
  a +0 dagger
(20, -2, D:2)
  a +0 scale mail
(21, -18, D:2)
  a +0 club
(22, -17, D:2)
  a +0 war axe
(29, -17, D:2)
  a +0 short sword
(43, -24, D:2)
  3 stones
(51, -4, D:2)
  a +0 dagger
(52, -4, D:2)
  a +0 club

Level 3 of the Dungeon
[Shop] Laoh Sil's Weapon Shoppe
  a +1 shortbow of freezing (124 gold)
  8 stones (8 gold)
  a +0 war axe (35 gold)
  the +3 flail of Corporal Punishment {spect, Drain Fragile Str+5 Dex+4} (384 gold)
    Str:       It affects your strength (+5).
    Dex:       It affects your dexterity (+4).
    Drain:     It drains your maximum health when unequipped.
    Fragile:   It will be destroyed if unequipped.
  a +0 dagger (20 gold)
  7 stones (7 gold)
  a +2 dagger of pain (170 gold)
(3, -25, D:3)
  a +0 spear
(3, 15, D:3)
  a +0 flail
(6, 3, D:3)
  a +0 leather armour
(12, -24, D:3)
  a +0 long sword
(35, -1, D:3)
  a +0 dagger
(36, -5, D:3)
  a +0 ring mail
(36, -1, D:3)
  a +1 falchion of freezing
  a +0 animal skin
  a +0 helmet
  a +0 club
  a +0 club
  a +0 dagger
(36, 1, D:3)
  a +0 dagger
(37, -19, D:3)
  a +0 ring mail
(37, -1, D:3)
  a +0 dagger
(37, 1, D:3)
  a +0 club
(45, -4, D:3)
  a +0 scythe
  a +0 robe

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 short sword
  5 stones
  a +0 club
  a hobgoblin corpse
  a kobold corpse
(1, -1, D:4)
  an adder corpse
(1, 0, D:4)
  a +1 dagger of venom
  a +0 whip
  a kobold corpse
(16, -1, D:4)
  a +0 mace
(16, 1, D:4)
  9 stones
(17, 1, D:4)
  a hobgoblin corpse (skeletalised by now)
  an adder corpse (skeletalised by now)
(19, 25, D:4)
  a +0 robe
(20, 20, D:4)
  a +1 dagger of draining
  a goblin corpse (skeletalised by now)
(20, 22, D:4)
  a hobgoblin corpse (skeletalised by now)
(21, 19, D:4)
  a +3 club
  a +0 leather armour
  the goblin corpse of Ijyb (skeletalised by now)
(23, 22, D:4)
  a +0 whip
(24, 2, D:4)
  a ball python corpse (skeletalised by now)
(24, 20, D:4)
  a +0 chain mail
(24, 25, D:4)
  6 datura-tipped darts
(24, 30, D:4)
  5 boomerangs
(26, -2, D:4)
  a +0 rapier
  a hobgoblin corpse (skeletalised by now)
(46, -8, D:4)
  a +0 club