12 
PRIMARY TRIANGULATION AND PRIMARY TRAVERSE, [bull. 301. 
ATLANTIC SECTION OF TOPOGRAPHY. 
!NEW YORK. 
TRIANGULATION STATIONS. 
Mr. E. L. McNair, topographer, was engaged during the first half 
of the field season in extending triangulation over the southern por- 
tion of the Adirondacks and during the remainder of the season over 
the northwestern part of the same region . He established and marked 
the positions of 35 stations, which control 9 15-minute quadrangles, 
covering portions of Fulton, Hamilton, St. Lawrence, Franklin, Sar- 
atoga, and Warren counties. He also established a meridian line at 
Johnstown. 
DESAW, FRANKLIN COUNTY. 
Situated about 2 miles east of Dickinson Center, on a large rock in 
field owned by Fred Desaw. 
Station mark: A bronze triangulation tablet cemented in solid rock. 
[Latitude 44° 43' 12.69". Longitude 74° 30' 53.14".] 
To station 
Azimuth. 
Back azimuth. 
Log. distance. 
Nierny,... 55 51 07.54 i 235 40 10.06 
White Hill. 
Norwood. _ 
Azure 
56 57 42.16 236 46 41.90 
97 43 33.65 
356 54 38. 76 
277 24 10.29 
176 55 12.93 
Meters. 
4. 3963093 
4. 3929324 
4. 5644263 
4. 2993577 
IRON, FRANKLIN COUNTY. 
A secondary station situated on the eastern side and 150 feet below 
summit of a high timbered mountain in Altamont Township, about 3 
miles, air line, south of Derrick station on New York and Ottawa 
Railroad. 
Station mark : A bronze triangulation tablet cemented in solid rock. 
Reference mark: The spruce signal tree; true azimuth to same, 
283° 50'; distance, 7.15 feet. 
[Latitude 44° 19' 14.2". Longitude 74° 28' 56.3". 
To station— 
Azimuth. 
Back azimuth. 
Log. distance. 
St. Regis 
O III 
231 03 17 
358 17 47 
51 09 40 
178 18 04 
Meters. 
4. 19284 
Morris 
4. 25234 
