KaBOOMerang

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 club
(3, 1, D:1)
  a jackal skeleton
(8, 13, D:1)
  a +0 leather armour
(12, -2, D:1)
  a bat skeleton
(12, 36, D:1)
  a +0 dagger
(14, -3, D:1)
  a +0 club
  a kobold skeleton
(25, 22, D:1)
  a +0 short sword
(30, 1, D:1)
  a +0 leather armour
(32, 18, D:1)
  a +0 robe
(33, 20, D:1)
  a +0 short sword
  a stone
  a kobold skeleton
(37, 17, D:1)
  a +0 mace
(39, 13, D:1)
  a +0 dagger
  a goblin skeleton
(41, 8, D:1)
  a jackal skeleton
(41, 32, D:1)
  3 javelins

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 dagger
  a stone
(7, 23, D:2)
  the +4 sling of Linearity {speed, ^Fragile rElec rPois rN++}
    rElec:      It insulates you from electricity.
    rPois:      It protects you from poison.
    rN++:       It greatly protects you from negative energy.
    ^Fragile:   It will be destroyed if unequipped.
(20, -4, D:2)
  a rat skeleton
(21, 23, D:2)
  a +0 scale mail
(25, 24, D:2)
  a bat skeleton
(27, 16, D:2)
  3 stones
(28, 6, D:2)
  6 stones
(28, 14, D:2)
  a +0 orcbow
(36, 12, D:2)
  a staff of earth
(40, 1, D:2)
  a potion of degeneration
(41, 2, D:2)
  a +0 sling
(41, 14, D:2)
  a +0 club
(42, 12, D:2)
  a +0 leather armour
(49, 24, D:2)
  a ball python corpse (skeletalised by now)

Level 3 of the Dungeon
(0, 4, D:3)
  7 gold pieces
(1, 4, D:3)
  a potion of mutation
(13, -4, D:3)
  a jackal corpse (skeletalised by now)
(13, 12, D:3)
  a +0 flail
(14, -4, D:3)
  a jackal corpse (skeletalised by now)
(14, -3, D:3)
  a +0 club
  a jackal corpse (skeletalised by now)
  a goblin corpse (skeletalised by now)
(15, -8, D:3)
  a +0 sling
(18, 1, D:3)
  a ball python corpse (skeletalised by now)
(19, 23, D:3)
  an adder skeleton
(29, 4, D:3)
  a ball python corpse (skeletalised by now)
(35, 2, D:3)
  a +0 club
(35, 15, D:3)
  a rat corpse (skeletalised by now)