sentinel

Level 1 of the Dungeon
[Shop] Canoecs's Book Shop
  (Shop contents are unknown)
(0, 0, D:1)
  a gold piece
(1, 1, D:1)
  a gold piece
(13, 1, D:1)
  a gold piece
(20, -2, D:1)
  a rat corpse
(32, -2, D:1)
  8 gold pieces