anything

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 spear
(3, -42, D:1)
  a +0 dagger
(12, -25, D:1)
  a +0 club
(12, -17, D:1)
  a +0 club
(13, -27, D:1)
  a +0 dagger
(14, -23, D:1)
  a +0 club
(14, 1, D:1)
  a +0 ring mail
(38, -32, D:1)
  a +0 dagger
(41, -32, D:1)
  a +0 dagger
  a +1 dagger of venom

Level 2 of the Dungeon
(0, 0, D:2)
  a frilled lizard corpse (skeletalised by now)
(0, 14, D:2)
  a bat corpse (skeletalised by now)
(14, 3, D:2)
  a +0 hand axe
(17, -4, D:2)
  a +0 troll leather armour
(31, 7, D:2)
  a cursed -3 hand axe
(33, 2, D:2)
  a +0 whip
(33, 44, D:2)
  a +0 mace
(34, 4, D:2)
  a +0 club
(35, -5, D:2)
  a +0 dagger
(39, 15, D:2)
  a +0 club
(41, 6, D:2)
  a +0 cloak
(41, 39, D:2)
  a bat corpse
(44, 12, D:2)
  a +0 short sword
  a kobold corpse
(44, 45, D:2)
  a +0 ring mail

Level 4 of the Dungeon
(0, 0, D:4)
  a leopard gecko corpse
(5, 19, D:4)
  a sling bullet (still there?)
  3 stones (still there?)
(6, 18, D:4)
  a stone
(6, 19, D:4)
  3 stones
(7, 6, D:4)
  a +0 flail
(7, 17, D:4)
  15 stones
(7, 19, D:4)
  a sling bullet
  (unseen)
(9, 1, D:4)
  a sling bullet
(9, 3, D:4)
  a stone
(9, 19, D:4)
  a sling bullet
(10, 19, D:4)
  a +0 club (still there?)
  a sling bullet (still there?)
(11, 19, D:4)
  a +0 club (still there?)
  2 sling bullets (still there?)
(12, 18, D:4)
  3 sling bullets
(14, 7, D:4)
  23 arrows
(16, 22, D:4)
  a scroll of fear