1866
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.I. General map of the American Isthmu
                     
                    
                 
              
                
                
                   
                     
                     Survey Book
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.I. General map of the American Isthmu
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
            
            
            
            
          
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                     1866
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.II. Profiles of the Isthmus of Tehuan
                     
                    
                 
              
                
                
                   
                     
                     Survey Book
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.II. Profiles of the Isthmus of Tehnan
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
            
            
            
            
          
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                     1866
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.III. Map of vertical section of the p
                     
                    
                 
              
                
                
                   
                     
                     Survey Book
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.III. Map of vertical section of the p
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
            
            
            
            
          
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                     1866
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.IV. Map and profile of the route from
                     
                    
                 
              
                
                
                   
                     
                     Survey Book
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.IV. Map and profile of the route from
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
            
            
            
            
          
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                     1866
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.V. Map of the Isthmus between Chagres
                     
                    
                 
              
                
                
                   
                     
                     Survey Book
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.V. Map of the Isthmus between Chagres
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
            
            
            
            
          
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                     1866
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.VI. Central america. Panama rail road
                     
                    
                 
              
                
                
                   
                     
                     Survey Book
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.VI. Panama rail road : Central Americ
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
            
            
            
            
          
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                     1866
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.VII. Map and profile of the route for
                     
                    
                 
              
                
                
                   
                     
                     Survey Book
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.VII. Map and profile of the route for
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
            
            
            
            
          
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                     1866
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.VIII. Isthmus of Darien
                     
                    
                 
              
                
                
                   
                     
                     Survey Book
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
                   
                     
                     No.VIII. Isthmus of Darien. Map showing 
                     
                    
                 
              
                
                
              
                
                
              
                
                
              
                
                
              
            
            
            
            
          
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