Think

Level 1 of the Dungeon
[Shop] Italo's Book Shoppe
  an Everburning Encyclopedia (364 gold)
  a book of the Hunter (364 gold)
  a book of Touch (364 gold)
  a book of Cantrips (168 gold)
  the Volume of Ice (420 gold)
    Spells                            Type                      Level
     a - Freeze                        Ice                           1
     b - Freezing Cloud                Conjuration/Ice/Air           5
     c - Simulacrum                    Ice/Necromancy                6
  Sif Muna's Compendium of the Hurtful Voyage (588 gold)
    Spells                            Type                      Level
     a - Mephitic Cloud                Conjuration/Poison/Air        3
     b - Teleport Other                Translocation                 3
     c - Manifold Assault              Translocation                 5
     d - Dispersal                     Translocation                 6
  a book of the Senses (448 gold)
  a book of Death (616 gold)
  a book of Displacement (336 gold)
(0, 0, D:1)
  3 javelins
(0, 8, D:1)
  a +0 club
(7, 7, D:1)
  9 poisoned darts
(11, 32, D:1)
  a +0 dagger
(15, 33, D:1)
  a +0 mace
(18, 11, D:1)
  a +0 leather armour
(22, 43, D:1)
  a +0 mace
(28, 39, D:1)
  a +0 chain mail
(30, 8, D:1)
  a +0 leather armour
(31, -2, D:1)
  a +0 club
(41, 12, D:1)
  21 stones
(41, 28, D:1)
  a +0 hand axe
(41, 32, D:1)
  a +0 club
(42, 8, D:1)
  a +0 dagger
(51, 7, D:1)
  15 arrows

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 club
(18, 21, D:2)
  a +0 dagger
(18, 30, D:2)
  a +0 hand axe
(22, -5, D:2)
  a +0 club
(22, 5, D:2)
  a +0 leather armour
(32, 17, D:2)
  a +0 war axe
(35, -11, D:2)
  18 stones
(37, 8, D:2)
  a +0 whip
  3 stones
(48, -2, D:2)
  a +0 dagger

Level 3 of the Dungeon
[Shop] Miukirr's Armour Shop
  a +1 pair of boots (161 gold)
  a +1 cloak (161 gold)
  a +0 chain mail (63 gold)
  +2 steam dragon scales (728 gold)
  a +0 ring mail (56 gold)
  a +2 chain mail of cold resistance (301 gold)
  a +0 chain mail (63 gold)
  a +2 pair of boots of flying (301 gold)
  a +0 pair of gloves (63 gold)
  a +0 leather armour (28 gold)
  a +0 robe (9 gold)
(13, 30, D:3)
  a +0 dagger
(19, 26, D:3)
  a +0 trident
(19, 29, D:3)
  a +0 kite shield
(22, 20, D:3)
  a +0 scale mail
(24, 17, D:3)
  a +0 club
(29, 1, D:3)
  a +0 club
  a +0 mace
  a +0 leather armour
(30, 1, D:3)
  a +0 mace of protection
  a +0 chain mail
(32, 24, D:3)
  a +0 war axe
(34, 2, D:3)
  a +0 short sword
(36, 38, D:3)
  a +0 short sword
(38, 42, D:3)
  11 sling bullets
(60, 17, D:3)
  a +0 flail

Level 4 of the Dungeon
[Shop] Wocvif's Book Boutique
  a book of Debilitation (200 gold)
  a book of the Sky (440 gold)
  Ozocubu's Autobiography (240 gold)
  a book of Sloth (360 gold)
  a book of Death (440 gold)
  the Catalogue of Stones and the Traveller (440 gold)
    Spells                            Type                      Level
     a - Dispersal                     Translocation                 6
     b - Statue Form                   Transmutation/Earth           6
     c - Malign Gateway                Summoning/Translocation       7
  a book of Beasts (380 gold)
  a book of Blood (280 gold)
  a book of Unlife (360 gold)
(0, 0, D:4)
  a +0 dagger
(2, -27, D:4)
  19 stones
(5, -48, D:4)
  a +0 short sword
(26, -24, D:4)
  a +1 spear of freezing
(29, -45, D:4)
  an iguana skeleton
(31, -12, D:4)
  7 gold pieces
(32, -52, D:4)
  a ball python corpse
(32, -13, D:4)
  a scroll of identify
(35, -34, D:4)
  a +0 club
(40, -42, D:4)
  an iguana corpse (skeletalised by now)
(45, -20, D:4)
  14 gold pieces
(46, -19, D:4)
  15 gold pieces
(47, -20, D:4)
  11 gold pieces
(48, -21, D:4)
  6 gold pieces
(57, -31, D:4)
  a +0 long sword