Yew

Level 1 of the Dungeon
(8, -14, D:1)
  a +0 barding
(16, 19, D:1)
  a +0 dagger
(18, 19, D:1)
  a +0 leather armour
(44, 10, D:1)
  a +0 dagger
(53, 14, D:1)
  a +0 short sword
(53, 15, D:1)
  a +0 club

Level 2 of the Dungeon
(0, 0, D:2)
  a bat corpse (skeletalised by now)
(7, 8, D:2)
  a +0 short sword
  a +0 scale mail
  the human corpse of Terence (skeletalised by now)
(11, 4, D:2)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(21, 1, D:2)
  a +0 dagger of venom (still there?)
  a goblin corpse (skeletalised by now) (still there?)
(24, 0, D:2)
  a bat corpse (skeletalised by now)
(29, 1, D:2)
  Maxwell's Memoranda
(29, 2, D:2)
  a javelin

Level 3 of the Dungeon
(0, 0, D:3)
  2 poisoned darts
(1, -2, D:3)
  an orc corpse
(1, -1, D:3)
  a +0 whip
  a +0 mace
  a +0 scale mail
(2, -2, D:3)
  a +0 leather armour
  a +0 club
  a +0 scale mail
  an orc corpse
  an orc corpse
(4, 21, D:3)
  a +0 whip
(11, 11, D:3)
  a +0 club
  a goblin corpse
(17, 19, D:3)
  a +0 ring mail
(20, 18, D:3)
  7 gold pieces
(22, 10, D:3)
  a +0 robe
(22, 12, D:3)
  a +0 club
  a goblin corpse (skeletalised by now)
(23, 13, D:3)
  a ball python corpse (skeletalised by now)