Niddhogr

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 ring mail
(1, -3, D:1)
  a +0 dagger
(11, 27, D:1)
  2 stones
(13, 48, D:1)
  a +0 scale mail
(14, 1, D:1)
  a +0 dagger
(23, -4, D:1)
  a +0 dagger
(24, 29, D:1)
  a +0 club
(37, 18, D:1)
  a +0 dagger
(45, 16, D:1)
  a +0 chain mail
(46, 35, D:1)
  a +0 short sword
(49, -8, D:1)
  a +0 club
(52, 8, D:1)
  18 sling bullets
(54, 8, D:1)
  a +0 short sword
(58, 2, D:1)
  22 sling bullets

Level 2 of the Dungeon
(4, -26, D:2)
  29 stones
(9, -19, D:2)
  a +0 club
(10, 3, D:2)
  a +0 buckler
  a +0 dagger
(17, -35, D:2)
  13 stones
(17, 5, D:2)
  a +0 club
(20, -4, D:2)
  an uncursed staff of death
(26, -34, D:2)
  a +0 hunting sling
  a +0 dagger
  18 stones
(29, -11, D:2)
  26 stones
(29, -8, D:2)
  a +0 ring mail
(33, -34, D:2)
  4 stones
(34, -35, D:2)
  a +0 club
(37, 4, D:2)
  a +0 short sword
(41, -23, D:2)
  a +2 helmet
(43, -24, D:2)
  a +0 whip
(45, -8, D:2)
  17 arrows
(45, 0, D:2)
  a +0 robe
(47, -21, D:2)
  a +0 club
(48, -21, D:2)
  a +0 club
(51, -37, D:2)
  a +0 short sword
(57, -24, D:2)
  21 stones

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 short sword
(1, 7, D:3)
  a +0 club
  a +0 club
  a +0 leather armour
(10, -7, D:3)
  a cursed -3 dagger
(14, -10, D:3)
  a +0 club
(15, -2, D:3)
  13 stones
(18, -10, D:3)
  a +0 club
(19, -5, D:3)
  13 stones
(19, -4, D:3)
  a +1 naga barding
(21, -7, D:3)
  a +0 short sword
(24, -7, D:3)
  a +0 short sword
(28, -7, D:3)
  a +0 club
(28, -5, D:3)
  a +0 whip
  a +0 leather armour
  a +0 dagger
(39, -28, D:3)
  a +0 flail
(39, 17, D:3)
  a +0 club
(41, -23, D:3)
  a +0 dagger
(41, 5, D:3)
  28 sling bullets
(43, 2, D:3)
  a +0 ring mail
(44, -6, D:3)
  a +0 long sword
(47, -1, D:3)
  a +0 short sword
(47, 3, D:3)
  a +0 dagger
  a +0 robe
(50, 4, D:3)
  a +0 short sword
(56, 9, D:3)
  a +0 leather armour

Level 4 of the Dungeon
(1, 52, D:4)
  13 stones
  (unseen)
(1, 53, D:4)
  5 gold pieces
(2, 52, D:4)
  9 gold pieces
(11, 16, D:4)
  a +0 scimitar
(29, 42, D:4)
  a +0 war axe
(29, 54, D:4)
  a +0 dagger
(30, 54, D:4)
  a +0 dagger
(36, 34, D:4)
  a +0 giant club
(41, 36, D:4)
  a +0 robe
  a +0 dagger
(45, 40, D:4)
  a +0 leather armour
(45, 41, D:4)
  a +0 leather armour
  a +0 short sword
(49, 18, D:4)
  22 stones
(49, 49, D:4)
  16 stones
(53, 53, D:4)
  a scroll of teleportation
(56, 46, D:4)
  11 stones