deep fill of rock and of yellowish brown soil extending inlo 



of this newly made and similarly colored bank. However, 

 muddiness of the water was essentially uniform throughout 

 lake and it persisted continuously and almost uniformly without 

 much regard to rainfall or movements of the air. When a vial 

 of this water was held towards the light and examined with a 

 hand lens it was found to hold in suspension great numbers of 



filter paper it left upon the paper a delicate yellowish brown film 



(Mas: 



; filar 





