Opal

Level 1 of the Dungeon
(19, 14, D:1)
  a throwing net
(31, -3, D:1)
  a +0 dagger
(31, -1, D:1)
  3 javelins
(49, -4, D:1)
  a +0 dagger
(54, -4, D:1)
  15 bolts
(57, 16, D:1)
  a stone
(59, 15, D:1)
  3 stones
(61, 23, D:1)
  a cursed -3 club
(62, 1, D:1)
  15 bolts
(66, 1, D:1)
  a +0 club

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 club
  3 stones
(1, -30, D:2)
  18 arrows
(3, 0, D:2)
  a stone
(7, 0, D:2)
  a stone
(9, -56, D:2)
  a +0 plate armour
(19, -31, D:2)
  a +0 dagger
(21, -41, D:2)
  a +0 club
  a hobgoblin corpse (skeletalised by now)
(23, -19, D:2)
  a +0 hand axe
(24, -27, D:2)
  a scroll of identify
(29, -27, D:2)
  a +0 club
(39, -45, D:2)
  a stone
(39, -9, D:2)
  27 stones
(40, -45, D:2)
  2 stones
(43, -42, D:2)
  a stone
(46, -41, D:2)
  a +0 hunting sling
  18 stones

Level 3 of the Dungeon
(0, 0, D:3)
  a cursed -1 dagger
  (unseen)
(1, -1, D:3)
  a +0 club
  (unseen)
(1, 1, D:3)
  a cursed -3 club
  (unseen)
(12, -13, D:3)
  27 stones