Descartes

Level 4 of the Dungeon
[Shop] Ziapruha's Book Shop
  (Shop contents are unknown)
(0, 0, D:4)
  14 gold pieces
(2, 1, D:4)
  a potion of lignification
(6, 15, D:4)
  a +0 club (still there?)
  a hobgoblin corpse (still there?)
  a giant cockroach corpse (still there?)
(15, 11, D:4)
  13 gold pieces

Level 5 of the Dungeon
(0, 0, D:5)
  a +0 mace
(2, -1, D:5)
  a +0 mace
(23, -15, D:5)
  a +0 short sword
(24, -13, D:5)
  12 stones
(27, 1, D:5)
  10 gold pieces
(27, 2, D:5)
  a +6 ring of dexterity
(28, 1, D:5)
  3 gold pieces