ALTITUDES. 



263 



Distances from 

 White River Junction. 



Hall's brook, ....... 



Haverhill depot, ...... 



Crossing to Newbury bridge over Connecticut river, 

 Newbury depot, ...... 



Wells River depot, ...... 



Crossing 3 miles north, ..... 



Ryegate depot, platform, ..... 



Crossing 1 mile south of McIndoe 1 s, 

 Mclndoe's depot, ...... 



Barnet depot, last point measured on the railroad, 

 Hay scales, Upper Waterford, .... 



Bridge, Upper Waterford, 15 feet above water, 



Piazza, Sumner house, Dalton, 



Top of stone hitching post, south end of Dalton post-office, 



Door of County house, Lancaster, . 



Hay scales, Northumberland, .... 



Bridge over Upper Ammonoosuc river, Groveton, 



Groveton depot (Grand Trunk Railway), 



Railroad bridge 2 miles above Groveton, 



Stratford Hollow depot, 



Stratford, flag station, 



North Stratford station, 



Columbia bridge, 



Colebrook bridge, 



Middle of window on school-house 5 m. north of Colebrook, 



East end of Canaan bridge over Connecticut river, 



Bridge over HalFs stream, .... 



Foundation of red school-house at the "Hollow," 6 

 from Connecticut lake, .... 



Connecticut lake, ...... 



miles 



32 miles. 



35 



40. 



44 



48.2 

 50.7 

 61 



80 

 35 



89 



93-5 



101 

 109 



113 



120 

 121. 5 



134 



Heights in feet. 



410.027 

 412.142 

 413.857 

 426.002 

 442.893 

 437.642 

 471.710 

 494.895 

 487.913 

 467.114 

 752.368 

 689.046 

 898.153 

 912.608 

 867.444 

 865.352 

 882.670 

 900.910 

 905.633 

 877.388 

 880.242 

 915.184 

 1011.268 

 1025.674 

 1078.784 

 1053.699 

 1097.963 



1494.970 

 1618.606 



4. Eastern Line of Reference. 



Heights along Boston & Maine Railroad. Copied from original pro- 

 file, through kindness of N. G. White, president, and reduced to mean 

 tide. 



Distances xr t r * 



from Boston. He.ghts in feet. 



Station at Boston, 13.5 



Melrose, Mass., 7. miles. 62. 



Wilmington Junction, Mass., 18. 1 " 88. 



South Lawrence, Mass., 26. " 49. 



