Think

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 club
(0, 6, D:1)
  a +0 plate armour
(7, -22, D:1)
  15 stones
(11, -34, D:1)
  a +0 dagger
(27, -7, D:1)
  a +0 club
(29, -42, D:1)
  a scarf of invisibility
(29, -28, D:1)
  a +0 short sword
(32, -34, D:1)
  a +0 dagger
(32, -28, D:1)
  15 poisoned darts
(43, -46, D:1)
  a +0 whip

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 dagger
(7, 6, D:2)
  a +0 dagger
  25 stones
(9, -32, D:2)
  a +0 club
(11, 12, D:2)
  19 stones
(14, -41, D:2)
  5 boomerangs
(21, -28, D:2)
  a +0 barding
(38, -15, D:2)
  18 poisoned darts
(38, 16, D:2)
  a hobgoblin corpse (skeletalised by now)
(47, -3, D:2)
  a +0 club

Level 3 of the Dungeon
(0, 0, D:3)
  24 stones
(3, 28, D:3)
  a +0 dagger
(3, 35, D:3)
  7 poisoned darts
(5, 30, D:3)
  a bat corpse
(7, 3, D:3)
  a jackal corpse
  a jackal corpse
(12, 9, D:3)
  a rat corpse
(13, 27, D:3)
  a dart slug corpse
(19, -2, D:3)
  a +0 leather armour
(21, -2, D:3)
  22 sling bullets
(35, 10, D:3)
  a +2 dagger of electrocution (still there?)
  a +0 leather armour (still there?)
  an orc corpse (still there?)