Which letter on the map shows the Strongman mine?

1.   ?    
2.   ?    
3.   ?    
4.   ?    

Which letter on the map shows the Huntly East mine?

1.   ?    
2.   ?    
3.   ?    
4.   ?    

Which letter on the map shows the Ohai mine?

1.   ?    
2.   ?    
3.   ?    
4.   ?    

Which letter on the map shows the Stockton mine?

1.   ?    
2.   ?    
3.   ?    
4.   ?    

Which of these mines has now closed?

1.   ?    
2.   ?    
3.   ?    
4.   ?    

Which of these mines is an underground mine?

1.   ?    
2.   ?    
3.   ?    
4.   ?