2/6 PHYSICAL GEOGRAPHY. 



ROCKIXGHAM COUNTY. 



Heights Heights 



in feet. in feet. 



B. Portsmouth, J., 43 B. Deerfield, J., . . . . 494 



B. Newington, J., . . . 150 L. Raymond, .... 198 



B. Kingston, J . 75 L. Exeter, 62 



B. Hampstead, J., 313 A. Seabrook, .... 62 



B. Durham, J., . . . . 125 A. Newton, 156 



A. South Newmarket, . . . 134 A. Plaistow, .... 96 



A. West Epping, . . . 163 A. Derry, east, .... 358 



A. Northwood 590 A. Greenland, . . . . 51 



B. Nottingham Square, J., . . 450 



HILLSBOROUGH COUNTY. 



L. Pelham 134 A. East Weare, .... 388 



A. Hollis, 300 L. North Weare, .... 489 



A. Brookline 400 A. Weare, 620 



L. Greenville, .... 8O3 A. Deering, 972 



L. New Ipswich, hay-scales, lower L. Hancock, .... 826 



part, 944 B. Amherst, court-house, J., . 427 



A. Thornton's Ferry village, . 148 B. Francestown, J., . . 733 



L. East Wilton, .... 33O B. Mont Vernon, J., ... 770 



T. Antrim, middle of belfry wi&- B. Lyndeborough, J., . . . 774 



dow in South church, . . 766 B. Temple, J., . . . . 720 



T. Antrim, ridge-pole of brick ch., 718 L. Hudson, 203 



L. Greenfield, near hotel, . . 835 L. Goffstown (Parker's), . . 319 



L. Peterborough, . . . 744 L. Hillsborough, .... 674 



Nashua. Levelling for water-works. 



Datum for city levels (low water in Merrimack river), . . . . 93.1O 



Main street, at city hall and at Worcester depot, 152 



Dam at Mine falls, 152 



Dam below Main Street bridge, 116 



Reservoir of water-works, 247 



Pumping-station of water- works, 115 



Pratt's hill, ii miles south of city, 252 



Manchester. Levelling for water- works. 



Cistern of barometer, corrected from statement on page 144, . . . 235 



City hall door-step, 217 



Amoskeag base line (datum for city levels) , 108.98 



Amoskeag Co/s reservoir, 324 



Lake Massabesic, 256 



