ALTITUDES. 



263 



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 i mile south of Mclndoe 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 HalPs stream, .... 

 Foundation of red school-house at the &quot;Hollow,&quot; 6 miles 



from Connecticut lake, .... 

 Connecticut lake, 



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 T T . , . . r 



from Boston. Heights in feet. 



Station at Boston, 13.5 



Melrose, Mass., 7. miles. 62. 



Wilmington Junction, Mass 18.1 &quot; 88. 



South Lawrence, Mass 26. &quot; 49. 



