One interesting pliqu quality of the Lao Pako rollers is that they do not have as at holes bored all way through, so the possibility that they unlik had been used as beads can be ruled out(Kallén and Di ve Karlstrom 1997:51 ff, 1999:35) The pottery at Lao Pako than t that of Ban differs significantly from Di anc There are Chiang(cf. Glanzman and Fleming 1985).