Niddhogr

Level 1 of the Dungeon
(0, 0, D:1)
  a cursed -1 club
(17, 11, D:1)
  20 stones
(18, 12, D:1)
  a +0 short sword
(-22, 32, D:1)
  a +0 ring mail
  18 arrows
(20, 33, D:1)
  a +0 short sword
(-3, 34, D:1)
  a +0 short sword
(18, 34, D:1)
  a stone
(-8, 36, D:1)
  a +0 hand axe
(-2, 36, D:1)
  a +0 dagger
(-3, 43, D:1)
  a +0 robe

Level 2 of the Dungeon
(0, 0, D:2)
  23 bolts
(-46, 1, D:2)
  11 stones
(-34, 2, D:2)
  a +0 scale mail
  a +0 club
(-33, 6, D:2)
  22 stones
(-40, 7, D:2)
  a stone
(-39, 8, D:2)
  a stone
(-37, 10, D:2)
  a +0 dagger
(-39, 18, D:2)
  a +0 robe
(-9, 29, D:2)
  a +0 ring mail
(-48, 32, D:2)
  a +0 scale mail
(-13, 33, D:2)
  a stone
(-11, 33, D:2)
  a stone
(-10, 34, D:2)
  a stone
(-21, 37, D:2)
  a +0 short sword
(-41, 42, D:2)
  a cursed -3 whip
(-30, 43, D:2)
  12 bolts of flame
(0, 43, D:2)
  a +0 whip
(-11, 50, D:2)
  a stone
(-7, 52, D:2)
  2 stones
(-35, 53, D:2)
  21 sling bullets
(-6, 53, D:2)
  2 stones

Level 3 of the Dungeon
(11, 0, D:3)
  an uncursed ring of sustain attributes
(17, 0, D:3)
  a +0 dagger
  a +0 leather armour
  a +0 dagger
(11, 1, D:3)
  a +0 club
(20, 9, D:3)
  a +0 robe
(-4, 10, D:3)
  a potion of degeneration
(-3, 10, D:3)
  a +0 dagger
  a +0 whip
(-13, 12, D:3)
  a +0 dagger
(-3, 12, D:3)
  a +0 club
(-14, 14, D:3)
  20 stones
(19, 16, D:3)
  12 stones
(9, 20, D:3)
  25 arrows
(10, 20, D:3)
  a +0 dagger
(-3, 27, D:3)
  a +0 hand axe

Level 4 of the Dungeon
(0, 0, D:4)
  22 stones
(12, 1, D:4)
  a +0 ring mail
  a +0 dagger
(12, 2, D:4)
  a +1 hand axe of chopping
  a +0 flail
(36, 13, D:4)
  a +0 club
(-13, 22, D:4)
  a cursed -2 hand axe
  a +0 leather armour
(2, 23, D:4)
  a +0 dagger
(25, 23, D:4)
  a +0 club
(29, 28, D:4)
  a +0 scale mail
(-10, 40, D:4)
  a +0 trident
  a +0 scythe
(-8, 40, D:4)
  a +0 long sword
  an uncursed ring of magical power
  an uncursed ring of teleportation
(-1, 40, D:4)
  a +0 robe (still there?)
  a +0 dagger (still there?)
(21, 41, D:4)
  a +0 leather armour
(25, 41, D:4)
  a +0 whip
(8, 47, D:4)
  20 stones
(6, 48, D:4)
  a +0 chain mail

Level 5 of the Dungeon
(0, 0, D:5)
  a +0 flail
  a +0 ring mail
(-29, 2, D:5)
  2 tomahawks
(-27, 2, D:5)
  a cursed -1 falchion
(-25, 2, D:5)
  a +0 club
(-30, 3, D:5)
  a +0 flail
(-13, 6, D:5)
  a +0 falchion
  a +0 whip
(-8, 7, D:5)
  a +0 spear
(10, 10, D:5)
  a Fen Folio
(-7, 11, D:5)
  a cursed -3 trident
(2, 15, D:5)
  20 arrows
(-34, 16, D:5)
  an uncursed ring of loudness
(-4, 16, D:5)
  a +0 leather armour
(-19, 19, D:5)
  a +0 leather armour
  a +0 spear
(-18, 19, D:5)
  a +0 spear
(-7, 21, D:5)
  an arrow of frost
(-6, 22, D:5)
  an arrow of frost
(-5, 23, D:5)
  an arrow of frost
(-3, 23, D:5)
  6 arrows of frost
  a cursed -1 shortbow
(18, 23, D:5)
  a +0 rapier
  a +0 leather armour
(-35, 24, D:5)
  a potion of degeneration
(-19, 24, D:5)
  12 poisoned needles
(-1, 31, D:5)
  a +0 robe
  a +0 dagger

Level 6 of the Dungeon
(0, 0, D:6)
  21 stones
(-1, 1, D:6)
  a stone
(1, 1, D:6)
  a stone
(22, 1, D:6)
  a +0 robe
(-1, 2, D:6)
  a stone
(0, 4, D:6)
  4 stones
(37, 7, D:6)
  a +0 ring mail
  a +0 morningstar
(4, 11, D:6)
  a +0 ring mail
(35, 13, D:6)
  a +0 chain mail
  a cursed -1 club
(7, 15, D:6)
  a +0 short sword
(34, 15, D:6)
  a +0 leather armour
(-3, 17, D:6)
  an uncursed ring of positive energy
  a +0 trident
(4, 17, D:6)
  a +0 chain mail
(-10, 18, D:6)
  a +0 flail
(-4, 18, D:6)
  a cursed +0 robe
  a +0 dagger
(29, 18, D:6)
  a cursed +0 spear
(-9, 19, D:6)
  a +0 club
  a +0 flail
(-8, 20, D:6)
  a +0 spear
(-13, 21, D:6)
  a +0 robe
  a +0 club
(3, 21, D:6)
  7 sling bullets
(-13, 23, D:6)
  a +0 whip
(39, 23, D:6)
  a +0 short sword
(-9, 29, D:6)
  a cursed -1 flail

Level 7 of the Dungeon
(0, 0, D:7)
  a +0 long sword
(-16, 3, D:7)
  a +0 whip
(0, 3, D:7)
  25 sling bullets
(-15, 5, D:7)
  a +0 ring mail
(6, 16, D:7)
  an arrow
(5, 17, D:7)
  a +2 shortbow of flaming
  15 arrows
(7, 18, D:7)
  an arrow
(-40, 26, D:7)
  a +0 hand axe
  a +0 animal skin

Level 8 of the Dungeon
[Shop] Eptawo's Eclectic Emporium
  (Shop contents are unknown)
(37, 0, D:8)
  a +0 flail
(44, 1, D:8)
  a +0 robe
(37, 2, D:8)
  a +0 leather armour
(25, 8, D:8)
  a +3 giant spiked club
  a +0 robe
(6, 9, D:8)
  a +0 leather armour
(44, 11, D:8)
  a killer bee corpse
(6, 12, D:8)
  13 stones
(42, 14, D:8)
  a killer bee corpse
(42, 16, D:8)
  a +0 hand axe
  a +0 whip
  a +0 leather armour
  an orc skeleton
  an orc skeleton
(42, 21, D:8)
  a +0 shortbow
  17 arrows of frost
(27, 22, D:8)
  a poisoned needle
(31, 22, D:8)
  a poisoned needle
(34, 22, D:8)
  a +0 dagger
(35, 22, D:8)
  a +0 dagger
  a +1 dagger of holy wrath
  a +0 blowgun
  12 poisoned needles
  a kobold corpse
(48, 33, D:8)
  an orc corpse
(49, 34, D:8)
  a +0 dagger
  (unseen)
(37, 35, D:8)
  15 arrows