Bobblehead - Barter

Bobblehead - Barter is a Fallout 3 Vault Boy bobblehead item. It permanently improves your character's Barter skill by 10, to a maximum of 100.

Location
It is found in the Evergreen Mills bazaar, in a dark cave-nook, in the corner of the room to the right of Smiling Jack. Jump over the work bench, and it's on the right-most shelves.