Errthou

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 ring mail
(4, 18, D:1)
  a +0 short sword
  a stone
(7, 22, D:1)
  a +0 dagger
(18, 15, D:1)
  a +2 plate armour of willpower
(19, 17, D:1)
  a +0 mace
(20, 1, D:1)
  a +0 club
  5 stones
(25, 26, D:1)
  7 stones
(27, 9, D:1)
  4 stones
(29, 34, D:1)
  a +0 leather armour
(31, 3, D:1)
  a +0 dagger
(36, 12, D:1)
  a +2 dagger of draining
(37, 11, D:1)
  a +0 dagger

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 dagger
(8, 18, D:2)
  a +0 hand axe
(9, 18, D:2)
  a +0 dagger of freezing
(19, -7, D:2)
  a +0 dagger
(23, -21, D:2)
  a +0 dagger
(23, -20, D:2)
  a +0 club
  a +0 dagger
(23, -19, D:2)
  2 poisoned darts
(25, 23, D:2)
  a +0 short sword
  4 stones
  a +0 ring mail
(30, 31, D:2)
  a +0 dagger
(37, -10, D:2)
  a +0 dagger
(40, 10, D:2)
  a +0 club
(50, -26, D:2)
  a +0 club
  a +0 club
  a +0 sling
(50, -25, D:2)
  a +0 dagger
  a +0 animal skin
  a +0 helmet
(50, -24, D:2)
  a +0 dagger
  a +0 club

Level 3 of the Dungeon
(12, -39, D:3)
  a +0 spear
(12, -36, D:3)
  a +0 dagger
(15, 0, D:3)
  a rat corpse
(29, -14, D:3)
  a +0 spear
(29, -3, D:3)
  a +0 dagger
  a goblin corpse
(30, -17, D:3)
  a +0 ring mail
(35, -26, D:3)
  a staff of death
(46, -49, D:3)
  a +0 dagger
(46, -34, D:3)
  a +1 dagger of venom
(47, -9, D:3)
  a ball python corpse (skeletalised by now)

Level 4 of the Dungeon
(0, 0, D:4)
  a scroll of identify
(9, -1, D:4)
  a +0 mace
  a +0 ring mail