41 4 Proceedings of the Royal Physical Society. 



runs round the edge of the swamp with a general westerly 

 course where worked by the Southern Cross Company, but 

 has lately taken a bend, and now inclines south also. If they 

 do come together, I think it will be a long way down from 

 where they are worked now. There is a bluestone under 

 the swamp, just the same as any other part of the plateau, a 

 few feet from the surface. The Eoyal Saxon Company 

 have followed the National lead (a tributary of the Inker- 

 man), a long way below it. The Southern Cross have also 

 got wash dirt below the swamp, and on the other side the 

 Durham Company have struck a gutter, as also on a third 

 side have the Great Republic, so that they will soon see 

 what is below it, hemmed in as it is. As your memory 



Fig. 3.— Diagram of the turn of several gold leads round Ballarat swamp. 



does not serve you very well about the swamp and the leads 

 in its neighbourhood, the accompanying rough sketch, fig. 3, 

 failing my getting an extended map of the leads, will show 

 you their position. The Inkerman lead (5 in diagram) rises 

 in Devil's Gulley beyond the Black hill, receives some tribu- 

 taries in its early course, and at the Eoyal Saxon claim (E) 

 receives nearly together the Ballarat mill-lead (2), and the 

 National lead (3). The Southern Cross Company (D) are 

 working the Inkerman below the swamp, and that is all 



