derval

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 club
(3, 35, D:1)
  a +0 club
(7, 17, D:1)
  a +0 club
(9, 18, D:1)
  a +0 leather armour
(9, 22, D:1)
  a +0 club
(11, 37, D:1)
  14 stones
(12, 3, D:1)
  a +0 club
(23, 10, D:1)
  26 arrows
(24, 40, D:1)
  29 arrows
(25, 8, D:1)
  a +0 robe
(36, 5, D:1)
  a +0 dagger
(41, 36, D:1)
  a cursed -2 club
(42, 36, D:1)
  a +0 dagger
(48, 35, D:1)
  a +0 leather armour
(48, 37, D:1)
  a +0 robe
(64, 40, D:1)
  a +0 hand axe

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 club
(0, 6, D:2)
  a +0 dagger
(2, 17, D:2)
  3 boomerangs
(6, 10, D:2)
  a +0 club
(11, 8, D:2)
  26 stones
(14, 22, D:2)
  a +0 hand axe
  a +0 leather armour
(15, 22, D:2)
  a +0 club
(26, 9, D:2)
  2 stones
(27, 7, D:2)
  a +0 dagger
(28, 8, D:2)
  a +0 hunting sling
  12 stones
(29, 15, D:2)
  a +0 club
(33, 13, D:2)
  a +0 dagger
(34, 13, D:2)
  a +0 robe
(35, 12, D:2)
  20 stones
(45, 5, D:2)
  a +0 rapier
(55, 21, D:2)
  a +0 club

Level 3 of the Dungeon
(0, 1, D:3)
  5 bolts
(10, 17, D:3)
  30 sling bullets
(15, 28, D:3)
  a +0 dagger
(22, 34, D:3)
  a +0 flail
  a +0 ring mail
  a +0 dagger
  a +0 robe
(23, 20, D:3)
  16 arrows
(23, 31, D:3)
  a +0 dagger
  a +0 club
(23, 32, D:3)
  a +0 dagger of draining
  a +0 scale mail
(24, 28, D:3)
  a +0 short sword
(24, 29, D:3)
  a +0 hand axe
(25, -3, D:3)
  a cursed +0 ring mail
(28, 32, D:3)
  a +0 club
(30, 12, D:3)
  a +0 hunting sling
(34, 11, D:3)
  18 stones
(37, 15, D:3)
  an adder corpse (skeletalised by now)
(43, 48, D:3)
  a +0 spear
(45, -2, D:3)
  a frilled lizard corpse (skeletalised by now)
(47, 43, D:3)
  a +0 short sword
(51, 3, D:3)
  a +0 short sword

Level 4 of the Dungeon
(3, -22, D:4)
  a +0 dagger
  an orc corpse
(3, -13, D:4)
  a leopard gecko skeleton
(4, -13, D:4)
  a bullfrog skeleton
(4, 2, D:4)
  19 poisoned darts
(7, -17, D:4)
  3 boomerangs
(10, -18, D:4)
  a jackal corpse
(11, -18, D:4)
  a +0 dagger
  a +0 robe
(12, -17, D:4)
  a +0 club
(22, 5, D:4)
  the +2 robe "Ress" {Int+3}
    It affects your intelligence (+3).
    
    If you switch to wearing this armour, your AC will increase by 2 (2 -> 4).