Yew

Level 1 of the Dungeon
(0, 0, D:1)
  6 boomerangs
(1, -14, D:1)
  a +0 dagger
(1, 3, D:1)
  a +0 short sword of holy wrath
(7, -11, D:1)
  a +0 club
(7, -4, D:1)
  a +0 hand axe
(8, 3, D:1)
  a +0 dagger
(17, 20, D:1)
  a +0 club
(26, 18, D:1)
  a +0 dagger
(37, -18, D:1)
  a flux talisman
(53, 31, D:1)
  a +0 club
(59, -6, D:1)
  a +0 falchion

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 robe
(0, 10, D:2)
  a +0 ring mail
(7, -4, D:2)
  a +0 robe
(8, 26, D:2)
  a +0 club
(9, 10, D:2)
  a +0 dagger
(19, 31, D:2)
  a +0 leather armour
(24, -7, D:2)
  a +0 whip
  4 stones
(26, 14, D:2)
  a +0 dagger
(27, 7, D:2)
  a +0 club
(29, 20, D:2)
  a +0 dagger
(30, 4, D:2)
  a +0 mace
(37, -7, D:2)
  a +0 whip
  4 stones
(61, 4, D:2)
  a +0 club

Level 3 of the Dungeon
(0, 0, D:3)
  a scroll of teleportation
(0, 19, D:3)
  a +0 short sword
  an orc corpse
(1, 16, D:3)
  a +0 mace
  a +0 ring mail
  an orc corpse
(1, 17, D:3)
  a +0 club
  a +0 ring mail
(1, 18, D:3)
  a +0 dagger
  a +0 robe
  an orc corpse
(2, 16, D:3)
  a +2 dagger of freezing (still there?)
  an orc corpse (still there?)
(2, 17, D:3)
  14 gold pieces
(2, 18, D:3)
  a +0 dagger
  a +0 scale mail
(11, 2, D:3)
  a hobgoblin corpse
(14, -1, D:3)
  a ribbon worm corpse
(14, 3, D:3)
  a book of Debilitation
(15, 21, D:3)
  a hobgoblin corpse (skeletalised by now)
(19, -4, D:3)
  a +0 club
  a goblin corpse (skeletalised by now)
(25, 5, D:3)
  a +0 dagger
  a +0 leather armour
(26, 5, D:3)
  a +0 hand axe
  a +0 hand axe
  a +0 leather armour
(27, 5, D:3)
  a +0 hand axe
  a +0 leather armour