Plan

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 ring mail
(6, 8, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(6, 9, D:1)
  a bat corpse (skeletalised by now)
(8, 5, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(8, 6, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(8, 7, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(9, 8, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(13, 2, D:1)
  a bat corpse (skeletalised by now)
(18, -15, D:1)
  a +0 spear
(19, -18, D:1)
  a staff of cold
(21, -24, D:1)
  a +0 dagger
  3 stones
  a kobold skeleton
(25, -13, D:1)
  a +0 short sword
(27, -9, D:1)
  a +0 dagger
  a stone
  a kobold skeleton
(31, -6, D:1)
  a +0 dagger
(36, 1, D:1)
  a quokka skeleton
(39, 2, D:1)
  a +0 short sword of protection
  3 stones
(42, -7, D:1)
  a +0 pair of gloves
(48, 4, D:1)
  a jackal skeleton
  a jackal skeleton
  a rat skeleton

Level 2 of the Dungeon
(0, 0, D:2)
  a rat corpse (skeletalised by now)
(1, 10, D:2)
  a +0 club
(6, 26, D:2)
  a +0 heavy hammer
  (unseen)
(8, -6, D:2)
  a hobgoblin corpse (skeletalised by now)
(25, 40, D:2)
  a +0 rapier
(29, 39, D:2)
  a +0 dagger
(30, 42, D:2)
  a +0 club
(34, 40, D:2)
  a hobgoblin corpse (skeletalised by now)
(34, 42, D:2)
  a +0 mace
  a +0 animal skin
  a +0 helmet
(38, 40, D:2)
  a +0 dagger
  a goblin skeleton
(39, 39, D:2)
  a +0 dagger
  a +0 club
  a +0 sling
(39, 41, D:2)
  a +0 club
  a goblin skeleton
(39, 42, D:2)
  a +0 dagger
(44, -6, D:2)
  a bat corpse (skeletalised by now)
(44, 4, D:2)
  a +0 dagger
  a +0 scale mail
  a kobold corpse (skeletalised by now)
(50, 36, D:2)
  a scarf of resistance
  a +0 dagger

Level 3 of the Dungeon
(0, 0, D:3)
  13 gold pieces