1952
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     Bolivia, Paraguay. Colombia, Ecuador, Pe
                     
                    
                 
              
                
                
                   
                     
                     World Atlas
                     
                    
                 
              
                
                
              
                
                
              
                
                
                   
                     
                     Bolivia, Paraguay. Colombia, Ecuador, Pe
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
            
            
            
            
          
         | 
      
      
    
    
      
      
      
            
      
        
      
        
          
          
          
          
          
          
           
          
          
          
            
            
              
                
                
                   
                     
                     1865
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     Map of Brazil, Bolivia, Paraguay, and Ur
                     
                    
                 
              
                
                
                   
                     
                     World Atlas
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     Map of Brazil, Bolivia, Paraguay, and Ur
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
            
            
            
            
          
         | 
      
      
    
    
      
      
      
            
      
        
      
        
          
          
          
          
          
          
           
          
          
          
            
            
              
                
                
                   
                     
                     1827
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     Partie, la Plata. Amer. Merid. 26.
                     
                    
                 
              
                
                
                   
                     
                     World Atlas
                     
                    
                 
              
                
                
              
                
                
              
                
                
                   
                     
                     Partie de la Plata. Amer. Merid. no. 26.
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
            
            
            
            
          
         | 
      
      
    
    
      
      
      
            
      
        
      
        
          
          
          
          
          
          
           
          
          
          
            
            
              
                
                
                   
                     
                     1877
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     Map of Brazil, Bolivia, Paraguay, and Ur
                     
                    
                 
              
                
                
                   
                     
                     World Atlas
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     Map of Brazil, Bolivia, Paraguay, and Ur
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
            
            
            
            
          
         | 
      
      
    
    
      
      
      
            
      
        
      
        
          
          
          
          
          
          
           
          
          
          
            
            
              
                
                
                   
                     
                     1868
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     Map of Brazil, Bolivia, Paraguay, and Ur
                     
                    
                 
              
                
                
                   
                     
                     World Atlas
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     Map of Brazil, Bolivia, Paraguay, and Ur
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
            
            
            
            
          
         |