ABORIGINAL POTTERY. 



583 



manufactory, in shape of flat river-pebbles, all of which are polished 

 on the flat surface, just as the digging edges of the stone spades are 

 by use. Cement thus compressed would be too hard to take the per- 

 feet impression of the cloth bandage ; but a thin layer, or even a 



Fig. 6. 



wash, of river-silt or mud would take it, and at the same time prevent 

 the cloth adhering to the vessel ; and, when required to be removed, 

 a slight surface-moistening would accomplish the object without in- 



