Niss

Level 1 of the Dungeon
(0, 0, D:1)
  a rat corpse (skeletalised by now)
(2, -2, D:1)
  a bat corpse (skeletalised by now)
(12, 0, D:1)
  5 javelins
(21, 11, D:1)
  a +0 whip
  2 stones
(27, 4, D:1)
  a +0 dagger
(35, -37, D:1)
  a rat skeleton
(41, 2, D:1)
  a hobgoblin skeleton
(42, -10, D:1)
  a +0 club
(48, -21, D:1)
  a +0 dagger
(49, -21, D:1)
  a ball python corpse (skeletalised by now)
(49, -14, D:1)
  a +0 mace
(58, -19, D:1)
  a +0 short sword
  a kobold skeleton
(60, -7, D:1)
  a +0 dagger
  a quokka corpse (skeletalised by now)
(61, -9, D:1)
  a +0 short sword
  a ball python corpse (skeletalised by now)
  a hobgoblin corpse (skeletalised by now)

Level 2 of the Dungeon
(1, 30, D:2)
  a +0 sling
(5, 23, D:2)
  5 poisoned darts
  a +0 ring mail
(13, 18, D:2)
  a ball python corpse (skeletalised by now)
(18, -4, D:2)
  a bat skeleton
(21, 26, D:2)
  a +0 chain mail
(26, -12, D:2)
  a +0 club
  2 stones
(28, 27, D:2)
  an adder skeleton
(39, 13, D:2)
  a frilled lizard skeleton
(55, 9, D:2)
  a rat corpse (skeletalised by now)

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 ring mail
(0, 3, D:3)
  a +0 dagger
(4, -21, D:3)
  a +0 short sword
  3 boomerangs
  a +0 dagger
  a +0 robe
(7, -25, D:3)
  a +0 short sword
  an orc skeleton
(10, -14, D:3)
  a +0 robe
(20, -10, D:3)
  a +0 falchion
  a +0 robe
  an orc corpse (skeletalised by now)
(23, -11, D:3)
  a +0 club
  a +0 club
  a +0 leather armour
  an orc corpse (skeletalised by now)
(25, -13, D:3)
  an adder corpse (skeletalised by now)
(26, -1, D:3)
  a +0 whip
(32, 5, D:3)
  an adder corpse
(36, -23, D:3)
  a +3 chain mail
(41, -31, D:3)
  a hobgoblin skeleton
(53, -24, D:3)
  a bat corpse

Level 4 of the Dungeon
(0, 0, D:4)
  17 gold pieces