Nithhogg

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 ring mail
(14, -19, D:1)
  a +0 hunting sling
(15, -7, D:1)
  a +0 club
(16, -19, D:1)
  a +0 dagger
(16, -13, D:1)
  3 poisoned darts
(23, -33, D:1)
  a +0 robe
(24, -10, D:1)
  a +0 dagger
(26, -12, D:1)
  a +0 robe
(36, -29, D:1)
  a +0 whip
(47, -11, D:1)
  a +0 robe

Level 2 of the Dungeon
[Shop] Wejo Byu's Armour Shoppe
  a scarf of harm (90 gold)
  the -2 helmet of the Moon {rPois} (57 gold)
    rPois:     It protects you from poison.
  +2 shadow dragon scales (920 gold)
  a +0 ring mail (40 gold)
  a +0 ring mail (40 gold)
  a +3 ring mail of cold resistance (260 gold)
  a +3 scale mail (210 gold)
  a +0 leather armour (20 gold)
[Shop] Fakecu Mun's Book Emporium
  a book of the Senses (448 gold)
  Great Wizards, Vol. VII (420 gold)
  a book of Debilitation (280 gold)
  a book of Touch (364 gold)
  Sif Muna's Catalogue of Feathers and the Oath (420 gold)
    Spells                            Type                      Level
     a - Static Discharge              Conjuration/Air               2
     b - Dazzling Flash                Conjuration/Hexes             3
     c - Mephitic Cloud                Conjuration/Poison/Air        3
     d - Portal Projectile             Hexes/Translocation           3
  the Handbook of the Voyage (392 gold)
    Spells                            Type                      Level
     a - Portal Projectile             Hexes/Translocation           3
     b - Teleport Other                Translocation                 3
     c - Manifold Assault              Translocation                 5
  the Grimoire of Yeast (588 gold)
    Spells                            Type                      Level
     a - Corpse Rot                    Necromancy/Air                2
     b - Frozen Ramparts               Ice                           3
     c - Excruciating Wounds           Necromancy                    5
     d - Ozocubu's Refrigeration       Ice                           7
  a book of Party Tricks (224 gold)
[Shop] Hycoej's Antique Armour Shop
  a +0 robe (11 gold)
  an orb of guile (221 gold)
  a +0 leather armour of cold resistance (153 gold)
  a +0 ring mail (68 gold)
  a +0 robe (11 gold)
  a +0 ring mail (68 gold)
  a +0 robe (11 gold)
  a +0 robe (11 gold)
  a +2 plate armour of fire resistance (680 gold)
(0, 0, D:2)
  a +0 club
(15, -6, D:2)
  a +0 spear
(18, -21, D:2)
  a +0 hand axe
(32, -18, D:2)
  a +0 hunting sling
(37, -25, D:2)
  22 stones
(38, 4, D:2)
  a +0 dagger
(39, 3, D:2)
  18 stones
(44, -35, D:2)
  a +0 pair of boots
(54, -15, D:2)
  a +0 hunting sling
  a +0 dagger
  a goblin skeleton

Level 3 of the Dungeon
(0, 0, D:3)
  13 gold pieces
(1, 2, D:3)
  17 gold pieces
(2, 3, D:3)
  a +0 hand axe (still there?)
  a +0 leather armour (still there?)
  an orc corpse (still there?)
(3, 2, D:3)
  a +0 flail
  a +0 chain mail
(3, 3, D:3)
  a +0 whip of venom (still there?)
  a +0 scale mail (still there?)
  a +0 dagger (still there?)
  an orc corpse (still there?)
  an orc corpse (still there?)
(4, -17, D:3)
  a +0 dagger
  a +0 scale mail
  an orc corpse
(7, -24, D:3)
  17 stones