Think

Level 1 of the Dungeon
(0, 0, D:1)
  2 stones
(3, 38, D:1)
  5 stones
(5, 10, D:1)
  a +2 whip of draining
(8, 20, D:1)
  9 stones
(10, 22, D:1)
  a +0 club
(13, 20, D:1)
  a +0 dagger
(16, 20, D:1)
  a +0 club
(21, 28, D:1)
  a +0 chain mail
(37, 42, D:1)
  a +0 leather armour
(39, 41, D:1)
  a +0 spear
(42, 11, D:1)
  a +0 scale mail
(42, 13, D:1)
  a +0 club
(42, 20, D:1)
  a +2 pair of boots
(45, 38, D:1)
  a +0 great sword
(46, 28, D:1)
  a +0 helmet
(47, 40, D:1)
  a +0 mace
(54, 4, D:1)
  5 stones
(54, 11, D:1)
  a +0 helmet

Level 2 of the Dungeon
(3, -2, D:2)
  a +2 short sword of freezing
(14, 17, D:2)
  a +0 club
(14, 27, D:2)
  a +0 club
(26, 6, D:2)
  a +0 helmet
(30, 12, D:2)
  a +0 war axe
(37, 6, D:2)
  3 poisoned darts
(37, 9, D:2)
  a +0 robe
(38, 7, D:2)
  a +0 chain mail
(41, 20, D:2)
  a staff of poison

Level 3 of the Dungeon
(9, -5, D:3)
  a +0 short sword
(17, -35, D:3)
  a +0 trident
(18, 1, D:3)
  a +0 club
(25, -29, D:3)
  3 stones
(43, 2, D:3)
  a +0 dagger
(55, -42, D:3)
  a staff of death
(56, 10, D:3)
  5 stones
(66, -40, D:3)
  a hound corpse (skeletalised by now)

Level 4 of the Dungeon
(0, 0, D:4)
  an adder corpse (skeletalised by now)
(4, -9, D:4)
  a hobgoblin corpse
(4, -8, D:4)
  an adder corpse
(9, -1, D:4)
  a +0 dagger
  a +4 chain mail of fire resistance
(24, 28, D:4)
  a hobgoblin corpse