Where Thieves Can Not Break Through and Steal 



Above: The material handled by the clerks of the 

 Bureau is of enormous value, including finished paper 

 money, stamps and invaluable plates and dies 



At right: The Captain of the Watch in his office, 

 where a small arsenal is maintained. Regular army 

 rifles and revolvers are furnished for the watchmen 



Below : One of the four major vaults, the door of which 

 weighs twenty-five tons, yet is so perfectly balanced 

 that it can be closed with a movement of the finger 



77 



