IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a ball python corpse (skeletalised by now)
(4, -29, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(7, 14, D:1)
  a +0 whip
  a gnoll skeleton
(15, -16, D:1)
  3 stones
(16, -26, D:1)
  6 poisoned darts
(27, -33, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(28, -16, D:1)
  a +0 dagger
  a hobgoblin corpse (skeletalised by now)
(32, -20, D:1)
  a +0 dagger
  a goblin skeleton
  a hobgoblin skeleton
(35, -21, D:1)
  9 stones
(41, -14, D:1)
  a +0 ring mail
(42, -7, D:1)
  a +0 dagger
  a goblin skeleton
(42, 15, D:1)
  3 stones
(43, 9, D:1)
  a +0 club
(43, 12, D:1)
  a rat skeleton
(46, 8, D:1)
  a bat skeleton
(51, -16, D:1)
  a rat corpse (skeletalised by now)

Level 2 of the Dungeon
[Shop] Puthrico's Weapon Shop
  a +0 dagger (20 gold)
  a +0 whip (25 gold)
  the +6 battleaxe of Magnificence {flame, Fly Will++} (648 gold)
    Fly:        It grants you flight.
    Will++:     It greatly increases your willpower.
  4 stones (4 gold)
  the +4 spear of Pandemonium {elec, rF+ Dex+3} (478 gold)
    rF+:        It protects you from fire.
    Dex+3:      It affects your dexterity (+3).
  a +0 club (10 gold)
  a +0 halberd (40 gold)
  a +1 short sword of draining (124 gold)
(0, 1, D:2)
  3 stones
(3, 13, D:2)
  a human corpse (skeletalised by now)
(3, 14, D:2)
  a +0 dagger
(17, 22, D:2)
  a +0 dagger
(26, 22, D:2)
  a jackal corpse (skeletalised by now)
(28, 15, D:2)
  3 stones
(35, 9, D:2)
  a rat skeleton
(38, 7, D:2)
  an adder skeleton
(42, -3, D:2)
  a jackal skeleton
(45, -1, D:2)
  a jackal skeleton
(46, -6, D:2)
  a quokka skeleton
(46, 25, D:2)
  a +0 scale mail
(46, 27, D:2)
  a quokka skeleton
(50, 23, D:2)
  a +0 dagger

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 ring mail
(2, 13, D:3)
  8 stones
(4, -17, D:3)
  a +0 chain mail
(15, 5, D:3)
  a +0 dagger
(23, -31, D:3)
  a bat corpse (skeletalised by now)
(24, -16, D:3)
  a +0 short sword
(35, -11, D:3)
  a ball python corpse (skeletalised by now)
(39, -29, D:3)
  a +0 short sword
  a stone
(40, -1, D:3)
  a +0 whip
(44, 31, D:3)
  a bat corpse (skeletalised by now)
(45, -14, D:3)
  6 stones
(45, 2, D:3)
  a +0 dagger
  a goblin skeleton
(45, 5, D:3)
  an adder skeleton
(46, -20, D:3)
  a +0 club
  4 stones
  a kobold corpse (skeletalised by now)
(47, -14, D:3)
  a +0 dagger
  4 stones
(48, 22, D:3)
  3 stones
(48, 28, D:3)
  a +0 short sword
(49, -29, D:3)
  a rat corpse (skeletalised by now)
(51, -5, D:3)
  a +0 dagger
  a +0 club
  3 stones
(52, 3, D:3)
  3 stones

Level 4 of the Dungeon
[Shop] Seplu's Book Shoppe
  a book of Frost (260 gold)
  a book of Necromancy (234 gold)
  a book of Decay (390 gold)
  a book of Lightning (468 gold)
  a Necronomicon (702 gold)
  a book of Burglary (286 gold)
  a book of the Hunter (338 gold)
  a Young Poisoner's Handbook (260 gold)
(0, 0, D:4)
  a ball python corpse (skeletalised by now)
(8, -8, D:4)
  a +0 long sword
(10, 1, D:4)
  a +0 club
  a goblin corpse
(15, -23, D:4)
  4 stones
  a +0 whip
  a kobold corpse (skeletalised by now)
(32, -28, D:4)
  a +0 dagger
  an orc corpse
(33, -30, D:4)
  a +0 short sword
  a kobold corpse
(34, -28, D:4)
  a +0 spear
  a gnoll corpse
(34, -26, D:4)
  a +0 club
  a gnoll corpse
(35, -26, D:4)
  a +0 dagger