Oil

Level 1 of the Dungeon
[Shop] Nycsexuck's Book Shoppe
  a book of Burglary (264 gold)
  a book of Cantrips (192 gold)
  a book of Burglary (264 gold)
  a book of Displacement (264 gold)
  a Trismegistus Codex (336 gold)
  a book of Scorching (360 gold)
  a Young Poisoner's Handbook (240 gold)
  a book of Death (528 gold)
  a book of Winter (408 gold)
  a book of Sloth (480 gold)
  a book of the Tundra (360 gold)
(0, 0, D:1)
  a +0 club
(24, 2, D:1)
  6 stones
(25, -12, D:1)
  6 stones
(26, -22, D:1)
  a +0 club
(29, -23, D:1)
  a +0 whip
  5 stones
  a kobold skeleton
(30, -11, D:1)
  a +0 leather armour
(31, -20, D:1)
  a +0 whip
  2 stones
  a +0 club
  a +0 club
  a rat skeleton
  a kobold skeleton
  a kobold skeleton
(33, -11, D:1)
  a frilled lizard corpse (skeletalised by now)
(34, -10, D:1)
  a +0 club
(36, -5, D:1)
  a hobgoblin corpse (skeletalised by now)

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 sling
(1, 9, D:2)
  a +0 club
(5, -13, D:2)
  a ball python skeleton
(6, -8, D:2)
  the +2 leather armour of the Original Sin {rF++}
    rF++:       It greatly protects you from fire.
(8, -6, D:2)
  a +0 short sword
(10, 16, D:2)
  a +0 dagger
(29, -12, D:2)
  a bat corpse (skeletalised by now)
(32, -9, D:2)
  4 large rocks
(32, 6, D:2)
  an adder skeleton
(32, 16, D:2)
  a hobgoblin corpse (skeletalised by now)
(39, -7, D:2)
  a +0 hand axe of venom
(39, 10, D:2)
  a +0 leather armour
(40, -16, D:2)
  4 stones

Level 3 of the Dungeon
(0, 0, D:3)
  6 stones
(27, 21, D:3)
  a +0 club
  a +0 sling
(29, 9, D:3)
  a +0 dagger
(38, -16, D:3)
  a scroll of identify
(38, -14, D:3)
  a scroll of fear
(38, 21, D:3)
  a +0 leather armour
(54, 11, D:3)
  a frilled lizard skeleton
(66, -10, D:3)
  4 stones

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 whip
  an orc corpse
  an adder corpse
  an adder corpse
(4, -18, D:4)
  an iguana corpse
(4, -16, D:4)
  a +0 short sword
  a kobold corpse
(9, -8, D:4)
  a +0 club