Proton

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 robe
(0, 16, D:1)
  19 sling bullets
(10, 4, D:1)
  a +0 robe
(10, 7, D:1)
  a +0 club
(18, 14, D:1)
  a +0 club
(20, 5, D:1)
  a +0 leather armour
(26, 30, D:1)
  a +0 dagger
(28, 21, D:1)
  21 stones
(30, 19, D:1)
  a +0 club
(32, 23, D:1)
  17 bolts
(40, 35, D:1)
  a +0 spear
(47, 1, D:1)
  a +0 dagger
(62, 8, D:1)
  14 poisoned needles

Level 2 of the Dungeon
(0, 0, D:2)
  11 arrows
(2, -9, D:2)
  a +0 club
(13, 29, D:2)
  a +0 club
(22, 1, D:2)
  an adder skeleton
(23, -12, D:2)
  a +0 ring mail
(23, 26, D:2)
  a +0 whip
(28, 3, D:2)
  27 stones
(29, 17, D:2)
  2 stones
(32, -1, D:2)
  13 stones
(33, 6, D:2)
  a +0 dagger of venom
(36, 6, D:2)
  a giant newt corpse (skeletalised by now)
(38, 15, D:2)
  a +0 leather armour
(41, -5, D:2)
  19 stones
(42, -4, D:2)
  19 silver bolts

Level 3 of the Dungeon
(0, 0, D:3)
  an orc corpse
(0, 1, D:3)
  a +0 mace
(1, 0, D:3)
  a +0 club
(1, 6, D:3)
  an uncursed ring of see invisible
(9, -2, D:3)
  7 gold pieces