For defeating the beholder, his Grimlock Barbarian thrall, and the humanoid patrol, you each received a total of 15,500 experience points
Grimlock Barbarian - Belt of Physical Might(str/con)+4, +3 Adamantine Greataxe, Mithral Breastplate, Ring of Protection+1, Amulet of Natural Armor+1, Cloak of Resistance+1
Beholder 1 lair - 8-gp chunk of ivory, a 10-gp lapis lazuli, an 11-gp blue quartz, a 12-gp turquoise, a 13-gp azurite, a 50-gp citrine, a 50-gp phenalope, a 60-gp sard, a 70-gp tchazar, a 90-gp amethyst, a 110-gp jade, a 110-gp white pearl, and a 600-gp violet garnet. The sacks contained 2,900 gp and 3,675 sp. Also in the sacks are a +1 throwing axe, a potion of cat’s grace, and a potion of hiding. The suit of armor is +1 full plate.
Beholder Lair 2 - 786 gp, 280pp 701 sp, arcane scroll of flare, dust of tracelessness, cloak of resistance+5