He roams inside the room to the southeast from PoK entrance.
You say, 'Hail, Dubbel Strohbarrel'
Dubbel Strohbarrel says, 'Gah! Look at ye sneekin' up on people! Dun ye have somethin' better ye could be doin'? I'm tryin t'keep track o'the inventory, so the last thing I be needin' is a shamblin' pile o'noise like yerself buggin' me! Off wit' ye, now!'