Holo

Level 1 of the Dungeon
(0, 0, D:1)
  a bat corpse (skeletalised by now)
(2, -1, D:1)
  a +0 sling
(4, 11, D:1)
  a +0 leather armour
(5, 20, D:1)
  a +0 dagger
(7, 35, D:1)
  a +0 buckler
(20, 42, D:1)
  a bat corpse (skeletalised by now)
(23, 30, D:1)
  a ball python skeleton
(23, 39, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(24, 27, D:1)
  a +0 mace
(24, 41, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(25, 26, D:1)
  a +0 dagger
  a +0 dagger
  a stone
(27, 32, D:1)
  a +0 helmet
(29, 30, D:1)
  a ring of fire
(32, 22, D:1)
  a +0 dagger
  a goblin skeleton
(32, 24, D:1)
  a ball python skeleton

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 short sword
(5, 9, D:2)
  an amulet of magic regeneration
(7, 13, D:2)
  a +0 mace
(9, 18, D:2)
  a frilled lizard skeleton
(13, -2, D:2)
  4 stones
  a ball python corpse (skeletalised by now)
(15, -1, D:2)
  a +0 dagger
(16, -1, D:2)
  a +0 sling
(28, 29, D:2)
  a +0 robe
(32, 16, D:2)
  a ring of protection from cold
(36, 15, D:2)
  a +0 chain mail
(38, -10, D:2)
  a ball python corpse (skeletalised by now)
(40, 12, D:2)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(48, -1, D:2)
  a +0 club
(49, -3, D:2)
  an adder skeleton

Level 3 of the Dungeon
(0, 0, D:3)
  6 gold pieces
(1, 0, D:3)
  a +0 mace
(2, 0, D:3)
  15 gold pieces
(2, 2, D:3)
  a hobgoblin corpse
(2, 5, D:3)
  a potion of enlightenment
(8, -25, D:3)
  a +0 whip
(8, -16, D:3)
  a giant cockroach corpse
(15, 3, D:3)
  a +0 dagger
(16, -16, D:3)
  a +0 club
(16, -4, D:3)
  a +0 club
  a goblin corpse