158 PRIMAKT TRIANGULATION AND PRIMARY TRAVERSE. 
MINNESOTA- WISCONSIN. 
TRIANGULATION STATIONS. 
HOUSTON AND WINONA COUNTIES, MINN.; LA CROSSE AND MONROE 
COUNTIES, WIS. 
LA CROSSE AND SPARTA QUADRANGLES. 
In the summer of 1905 Mr. S. S. Gannett, geographer, extended 
triangulation eastward from Dresbach and McDonald stations, of the 
Mississippi River Commission, situated on the river bluffs west of 
La Crosse, Wis., for the control of the La Crosse and Sparta 15-minute 
quadrangles. Six stations were occupied and 2 points were located 
by intersections. 
Positions are given on the Cairo, 111., astronomic datum as published 
in the report of the Chief of Engineers, United States Army, 1895, 
part 6, pages 3736-3711. 
DRESBACH, WINONA COUNTY, MINN. 
A station of the Mississippi River Commission on a flat ridge 1 mile 
below Dresbach, Minn., and 1 miles north of La Crescent, on edge of 
road at northeast corner of } T ard in front of residence of Michael 
Ready. 
Station mark: An iron post set 3 feet in the ground. 
Reference marks: Windmill in barnyard of Mr. Ready, true azimuth.! 
83 c 01'; distant 112.3 feet. 
[Latitude 48° 52 / 33.93". Longitude 91° 20' 18. 12".] 
To station— 
Azimuth. 
Back azimuth. 
Log. distance. 
Wedeking 
o / // 
243 52 07. 2 
261 23 45.8 
292 03 23. 3 
343 46 39. 
c / // 
63 58 42. 8 
81 31 13.1 
112 15 56. 3 
Ki3 48 37.7 
Meters. 
4. 15141 
Kinnev 
4. 1633 
St. Joseph 
4. 4188 
McDonald 
4. 1377 
MCDONALD, 
HOUSTON COUNTY, 
MINN. 
A station of the Mississippi River Commission in sec. 2, T. 103 N, 
R. 1 W., on property of Mr. Michael McDonald, 6 miles below L, 
Crescent, Minn. Station is at northeast corner of barnyard, 191 fee 
northeast of northeast corner of stone house, but is not on higher 
X>oint of ridge, which is 100 yards west and 10 feet higher. 
Station mark: An iron post set 3£ feet in the ground, stampe 
" Latitude 43° 45' 27"; longitude 91° 17' 27"." 
