Niddhogr

Level 1 of the Dungeon
(0, 0, D:1)
  90 bolts
(3, 18, D:1)
  95 arrows
(5, -20, D:1)
  162 stones
(6, -9, D:1)
  a +0 ring mail
(14, 1, D:1)
  118 stones
(23, 14, D:1)
  a +0 short sword
(35, -3, D:1)
  a +0 hunting sling
(38, 6, D:1)
  a +0 mace
(47, 42, D:1)
  201 stones
(48, 42, D:1)
  127 stones
(50, 18, D:1)
  106 bolts
(53, 7, D:1)
  130 arrows
(53, 19, D:1)
  a stone
(56, 8, D:1)
  a +0 dagger
(58, 7, D:1)
  a +0 short sword
(61, -19, D:1)
  131 arrows

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 dagger
(2, -27, D:2)
  a +0 club
(5, -7, D:2)
  a +0 short sword
(5, -3, D:2)
  a +0 club
(6, 8, D:2)
  a +0 mace
(12, -26, D:2)
  a +0 dagger
(15, -19, D:2)
  172 bolts
(17, -25, D:2)
  a +0 club
(18, -23, D:2)
  an uncursed amulet of inaccuracy
(19, -18, D:2)
  a +0 dagger
  a +0 hunting sling
(21, -23, D:2)
  a +0 club
  a +0 shortbow
(29, 4, D:2)
  a cursed -2 club
(38, 6, D:2)
  a +0 ring mail
(40, -12, D:2)
  a cursed +0 club
(50, 0, D:2)
  a +0 short sword
  a kobold corpse
(51, -2, D:2)
  a rat skeleton

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 club
(5, 4, D:3)
  a +0 club
(5, 6, D:3)
  a +0 spear of venom (still there?)
  a +0 whip of distortion (still there?)