Niss

Level 1 of the Dungeon
[Shop] Jousiren's Armour Emporium
  a +0 hat (48 gold)
  a +0 ring mail (48 gold)
  a +0 cloak (54 gold)
  a +3 chain mail of fire resistance (336 gold)
  a +0 robe (10 gold)
  a +0 leather armour (24 gold)
  a +0 cloak of willpower (138 gold)
  a +0 ring mail (48 gold)
  +1 swamp dragon scales (624 gold)
[Shop] Keocal's Distillery
  a potion of heal wounds (96 gold)
  a potion of attraction (36 gold)
  a potion of curing (36 gold)
  a potion of might (unknown) (48 gold)
  a potion of might (unknown) (48 gold)
  a potion of heal wounds (96 gold)
  2 potions of haste (240 gold)
  a potion of moonshine (unknown) (12 gold)
  a potion of magic (unknown) (96 gold)
(0, 0, D:1)
  a +0 robe
  a human skeleton
(5, 8, D:1)
  a +0 short sword
  4 stones
  a kobold corpse (skeletalised by now)
(8, 6, D:1)
  a +0 dagger
(9, 5, D:1)
  a rat corpse (skeletalised by now)
(15, 11, D:1)
  a +0 leather armour
(16, 14, D:1)
  a +0 short sword
(24, -25, D:1)
  a goblin skeleton
(28, -22, D:1)
  a frilled lizard skeleton
(38, -19, D:1)
  a +0 club
  a +0 ring mail
  a frilled lizard skeleton
  a kobold skeleton
(39, -20, D:1)
  a hobgoblin skeleton
(39, -4, D:1)
  a +0 dagger
(40, -3, D:1)
  a +0 short sword
(44, -11, D:1)
  a +0 dagger

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 flail
(3, -36, D:2)
  5 stones
(9, 7, D:2)
  a hobgoblin skeleton
(9, 11, D:2)
  a +0 sling
(10, 8, D:2)
  a +0 spear
(12, -5, D:2)
  a +0 leather armour
(18, -17, D:2)
  6 stones
(19, -23, D:2)
  a book of Debilitation
(19, -15, D:2)
  a stone
  a +0 short sword
  a kobold skeleton
(20, -45, D:2)
  a ball python corpse (skeletalised by now)
(21, -3, D:2)
  a +0 dagger
  a goblin skeleton
(22, -4, D:2)
  an adder skeleton
(29, 1, D:2)
  a +0 mace
(31, -2, D:2)
  a hobgoblin corpse (skeletalised by now)
(32, -2, D:2)
  a bat corpse (skeletalised by now)
(37, -23, D:2)
  a +0 hand axe
(39, -7, D:2)
  5 stones
  a +0 short sword
  a kobold corpse (skeletalised by now)
(41, -27, D:2)
  a frilled lizard corpse (skeletalised by now)
(46, -31, D:2)
  a hobgoblin corpse (skeletalised by now)
(46, -6, D:2)
  a +0 leather armour
(50, -28, D:2)
  a +0 club

Level 3 of the Dungeon
(0, 0, D:3)
  a giant cockroach corpse
(2, 0, D:3)
  an adder corpse
(4, -4, D:3)
  a bat corpse
(6, 0, D:3)
  a giant cockroach corpse
(10, 0, D:3)
  a scroll of identify