IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 robe
(17, -29, D:1)
  a +0 dagger
(17, 15, D:1)
  a +0 scale mail
(19, -20, D:1)
  a +0 club
  a stone
  a kobold skeleton
(20, 22, D:1)
  a +0 club
(26, -14, D:1)
  a +0 mace
(27, 26, D:1)
  a granite talisman
(34, 5, D:1)
  a +0 buckler
(35, 13, D:1)
  a hobgoblin skeleton
(38, -27, D:1)
  7 stones
(38, 12, D:1)
  a hobgoblin skeleton
(40, 24, D:1)
  a quokka corpse (skeletalised by now)
(42, -13, D:1)
  2 stones
(62, -20, D:1)
  a +0 club

Level 2 of the Dungeon
[Shop] Zolees's Book Shoppe
  a book of Conjurations (280 gold)
  a Necronomicon (756 gold)
  a book of Minor Magic (224 gold)
  a book of Battle (448 gold)
  a book of Dangerous Friends (588 gold)
  the Encyclopedia of the Mesa (448 gold)
    Spells                              Type                    Level
     a - Stone Arrow                     Conjuration/Earth           3
     b - Petrify                         Alchemy/Earth               4
     c - Permafrost Eruption             Ice/Earth                   6
  a Handbook of Applied Construction (336 gold)
(0, 0, D:2)
  a ball python corpse (skeletalised by now)
(1, 0, D:2)
  a +0 dagger
  a kobold corpse (skeletalised by now)
(2, -18, D:2)
  a ball python corpse (skeletalised by now)
(2, -2, D:2)
  3 darts of disjunction
(2, 0, D:2)
  an adder corpse (skeletalised by now)
(3, -3, D:2)
  a +4 ring of protection
(4, 0, D:2)
  a +0 club
(5, -5, D:2)
  a bat skeleton
(5, -1, D:2)
  a +0 club
(6, -6, D:2)
  a +0 club
  a +0 robe
  a goblin corpse (skeletalised by now)
(7, 13, D:2)
  a +0 dagger
  an adder corpse (skeletalised by now)
(7, 25, D:2)
  a +0 whip
(8, 14, D:2)
  a +0 mace
(10, -9, D:2)
  6 poisoned darts
(15, 25, D:2)
  a hobgoblin corpse (skeletalised by now)
(18, 16, D:2)
  a quokka skeleton
(23, 17, D:2)
  a ball python skeleton
(34, 1, D:2)
  a +0 short sword
(42, 16, D:2)
  a flux talisman
(47, -7, D:2)
  a +0 leather armour
(50, 21, D:2)
  a frilled lizard corpse (skeletalised by now)
(51, 12, D:2)
  6 stones
(52, -6, D:2)
  a hobgoblin skeleton
(57, 1, D:2)
  a +0 ring mail

Level 3 of the Dungeon
(0, 0, D:3)
  a hobgoblin corpse (skeletalised by now)
  a rat corpse (skeletalised by now)
(0, 1, D:3)
  5 stones
(1, -7, D:3)
  a +0 dagger
  a goblin corpse
(2, -1, D:3)
  a +0 short sword
  a kobold corpse (skeletalised by now)
(2, 0, D:3)
  a +0 mace
(4, -4, D:3)
  a +4 ring of slaying
(6, -14, D:3)
  a +0 dagger
(11, -5, D:3)
  a +0 short sword
  a kobold skeleton
(33, -14, D:3)
  a +0 short sword
  a +0 ring mail
  an orc corpse