|   
                     
                     1901
                     
                    
                     
                     Cover: Yellowstone Natl. Park.
                     
                    
                     
                     Pocket Map
                     
                    
                     
                     (Covers to) Burlington Route - Northern 
                     
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                     1922
                     
                    
                     
                     Cover: White Pass & Yukon Route, connect
                     
                    
                     
                     Pocket Map
                     
                    
                     
                     (Covers to) Map Of White Pass & Yukon Ro
                     
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                     1898
                     
                    
                     
                     Covers: Mexican Central Railway
                     
                    
                     
                     Pocket Map
                     
                    
                     
                     (Covers to) Map Of The Mexican Central R
                     
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