DrainEssence

Level 1 of the Dungeon
(0, 0, D:1)
  17 stones
(15, -12, D:1)
  28 sling bullets
(20, -40, D:1)
  a +0 club
  a +0 dagger
(28, -8, D:1)
  a +0 dagger
(45, -30, D:1)
  a +0 short sword
(51, -4, D:1)
  a +0 ring mail
(54, -35, D:1)
  a +0 ring mail

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 club
(10, 15, D:2)
  a +0 leather armour
(11, 15, D:2)
  a +0 robe
(16, -5, D:2)
  a +0 club
(16, 3, D:2)
  a +0 hunting sling
(16, 6, D:2)
  a +0 ring mail
(18, 13, D:2)
  5 stones
(30, -9, D:2)
  18 stones
(30, 13, D:2)
  a cursed -1 war axe
(37, -2, D:2)
  a +0 club
  a +0 flail
  a +0 whip

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 short sword
(16, -21, D:3)
  a goblin corpse (skeletalised by now)
(16, 19, D:3)
  a +0 club
  a +0 hunting sling
  10 stones
(16, 21, D:3)
  3 stones
(18, 21, D:3)
  a stone
(25, 3, D:3)
  a +0 ring mail
(28, 4, D:3)
  a +0 dagger
(37, -19, D:3)
  a +0 club
(43, 28, D:3)
  a +0 short sword
  a +0 ring mail
(47, -10, D:3)
  a +0 whip
(47, 14, D:3)
  a +0 falchion

Level 4 of the Dungeon
(0, 0, D:4)
  18 stones
(7, -11, D:4)
  a +0 ring mail
(9, -2, D:4)
  a scroll of fear
(10, 3, D:4)
  8 gold pieces
(11, -9, D:4)
  15 gold pieces
(19, 0, D:4)
  a potion of haste
(23, -3, D:4)
  a potion of curing
(25, 9, D:4)
  a potion of lignification