Existent

Level 1 of the Dungeon
(0, 0, D:1)
  a ball python skeleton
(5, -1, D:1)
  a +0 leather armour
(6, 10, D:1)
  5 stones
(7, -1, D:1)
  a +0 short sword
(13, 18, D:1)
  a potion of attraction
(19, -9, D:1)
  a quokka skeleton
(19, 3, D:1)
  a quokka skeleton
  a rat skeleton
(21, 14, D:1)
  6 stones
(25, -24, D:1)
  a +0 whip
  a gnoll corpse (skeletalised by now)
(33, 6, D:1)
  9 stones
(34, 5, D:1)
  a bat skeleton
(36, 3, D:1)
  a +0 club
(46, -3, D:1)
  a goblin skeleton
(47, -3, D:1)
  a rat skeleton

Level 2 of the Dungeon
(0, 0, D:2)
  an adder skeleton
(9, -44, D:2)
  a frilled lizard skeleton
(17, -32, D:2)
  a jackal skeleton
(17, -31, D:2)
  a frilled lizard skeleton
(19, -33, D:2)
  a hobgoblin skeleton
(20, -33, D:2)
  a bat skeleton
(20, -32, D:2)
  a frilled lizard skeleton
(20, -9, D:2)
  a hobgoblin corpse (skeletalised by now)
(21, -31, D:2)
  8 stones
  a kobold skeleton
(22, -31, D:2)
  a +0 whip
  a kobold skeleton
  a frilled lizard skeleton
(25, -31, D:2)
  a ball python skeleton

Level 3 of the Dungeon
(1, 29, D:3)
  2 stones
  a +0 club
  a kobold skeleton
(3, -5, D:3)
  a +0 dagger
  a +0 scale mail
  a +0 dagger
  an orc corpse
  an orc corpse
(3, 9, D:3)
  an orc skeleton
(10, 32, D:3)
  a +0 dagger
  a kobold skeleton
(16, 30, D:3)
  a +0 dagger
  a rat skeleton
(17, -3, D:3)
  a bat corpse (skeletalised by now)
(21, 4, D:3)
  a +0 short sword
  3 stones
  a kobold corpse (skeletalised by now)
(29, 26, D:3)
  a +0 short sword
(37, 13, D:3)
  a +0 hand axe
(37, 29, D:3)
  a rat skeleton
(40, 18, D:3)
  11 gold pieces
(42, 14, D:3)
  a potion of enlightenment
(47, 16, D:3)
  a scroll of blinking
(47, 30, D:3)
  a +0 club
  a goblin skeleton
(50, 18, D:3)
  a +0 war axe