GEOLOGICAL SURVEY OF LXP/A. 



Memoirs, Vol. XLVIL PL 8, 





*v. 





FIG. 1. GOLD WASHING IN THE YANG-TZE NEAR CH I N-CH'I ANG-K Al 



..-•" 





Photographs by J. Coggin Brown. 



FIG. 2. GOLD WASHING NEAR A-LU-SHIH. 



6\ A*. /. Calcutta. 



