696 



NOTES AND EXHIBITS. 



Mr. R. Etheridge, Junr., on behalf of Mr. Percy E. Williams, 

 exhibited, and contributed the following Note on, a disc of slate. 

 This stone, 12 inches in diameter and lh inches in thickness, was 



~? re* ns verse, Jexzfccri 



found at the east end of Gundabooka Mountain on East Toorale 

 Run, 25 miles from Bourke. It worked in a cleft of a rock 

 between two small cylinders of the same material: and thenardoo 



