>I.oi;ICAl, SURVEY 



GEOLOGY OF LEADVILLTE, PJ.. XXXVUJ 



Fiy 1 DUST CHAMBER 3MELTER H 

 Scale 10 ft -1 is 



.2 JOLLYS SPECIFIC GRAVITY SPRING BALANCE 

 Scale:!* ft -1m 



.\.(iuyard, Metallurgist 



S.V ^:n^nH>H 



SMELTER H. 



