ILLINOIS. 
Geographic positions along highways. 
i;; 
Station. 
Browns Crossing flag station, center of track at railroad crossing 
T. 15 N., R. 8 W.,secs. 15 and 22, near quarter corner between, T road 
west 
T. 15 N., R. 8 W., sec. 10, near center of, in triangle of roads, at T road 
east, iron post stamped " Prim. Trav. Sta. No. 7, 1905" .. 
T. 16 N., R. 8 W., near center sec. 34, three corners, T road south 
T. 10 N., R. 8 W., sees. 27 and 34, quarter corner between, T road i asl 
T. ION., R.8W., sees. 21 and 22, quarter corner between, i hree corners, 
county-line road to north 
T. 10 N., R. 8 W., sees. 9, 10, 15, and 10, corner of,T road east 
T. 10 N„ R. 8 W., sees. 3, 4, 9, and 10, corner, T road east 
T. 10 N., R. 8 W., sees. 3 and 4, quarter corner between, three corners, 
T road to west 
Ashland, 0.75 mile east of, T. 17 N., R. 8 W., sees. 27, 28, 33, and 34, 
corner of, at intersection of roads, at northwest corner, iron post 
stamped "Prim. Trav. Sta. No. 8, 1905" 
T. 17N.,R. 8 W., northwest corner of Sangamon County, T road ideas! 
T. 17 N., R.8W., sees. 15, 10, 21, and 22, corner of 
T. 17 N., R. 8 W., sees. 9, 10, 15, and 10, corner of, T road west 
T. 17 N., R.8W., sees. 3 and 4, quarter corner between, four corners. 
Tps. 17 and 18 N., R. 8 W., sees. 4 and 33, quarter corner between 
T road south, in western part sec. 28 
T. 18 N., R. 8 W., sees. 27 and 28, quarter corner between, T road 
south, Menard and Cass county line 
T. 18 N., R. 8 W., sees. 21, 22, 27, and 28, corner of 
T. 18 N., R. 8 W., sees. 15 and 10, quarter corner between, in grass tri- 
angle in center of road south and 25 feet south of center of east-west 
road, 450 feet west of farm house of Amos Shoneweise, iron post 
stamped "Prim. Trav. Sta. No. 9, 1905" 
T. 18 N., R. 8 W., sees. 14 and 15, quarter corner between, T road to 
south 
T road to north, in creek bottom 
T. 18 N., Rs. 7 and 8 W., sees. 13 and 18, quarter corner between, four 
corners 
T road south in western part of sec. 17 
T. 18 N., R. 7 W., sees. 15and 16, quartercorner between, T road south 
Overhead crossing of Chicago and Alton R. R 
Petersburg station, Chicago, Peoria and St. Louis Rwy., center of 
track 
I. all! ude. 
39 43 27.0 
39 44 23. 7 
30 45 51.5 
39 47 34 I 
39 48 00.5 
39 49 19.1 
39 50 37. 4 
39 51 29.7 
39 51 55.8 
39 53 14 4 
39 53 55. 5 
39 54 59.6 
39 55 51.9 
39 57 10.3 
39 57 36.0 
39 58 53.8 
58 54 2 
5!! 20.2 
40 00 38.2 
40 00 38.5 
40 00 51.1 
40 00 
40 00 
38.6 
39.2 
40 00 39.2 
40 00 39. 5 
40 00 41.20 
Longitude. 
O / ,/ 
89 59 04.4 
39 59 04 9 
9 05.0 
9 07.0 
02.6 
89 59 37.2 
so 59 37. 8 
89 59 38. 2 
89 59 38.1 
89 59 39.1 
89 50 39.0 
89 50 
89 50 -111. 5 
89 50 41.0 
Oil lid 15. 1 
on no 4a 6 
89 50 42. 3 
89 59 42.0 
58 34 9 
57 20. 9 
SO 5e 17.0 
so 55 02.8 
so 53 
89 51 36. 8 
50 40. 40 
LAKE COUNTY. 
WAUKEGAN QUADRANGLE. 
In June, 1906, L. E. Tucker, topographic aid, ran a line of primary 
traverse around the borders of this quadrangle, starting at Benton 
triangulation station, United States Lake Survey, and tying to pri- 
mary traverse post No. 1 of 1904. 
Magnetic declination, north border, 3° 05' east; south border, 2° 
34' east; west border, 3° 58' east. 
Geographic positions along highways. 
Station. 
Benton triangulation station, U. S. Lake Survey, in N\V. \ NW. j sec. 
7, Benton Township. Station mark: A stone post 2\ feet below sur- 
face, with another directly over it as a surface mark. Heighl of 
station used was 05 feet. Reference marks: Two stone posis, one 
S. 13° 04' W., distant 505.9 meters; one N. 08° 50' E., distant 19.65 
meters. Height of ground at station above mean Level of Lake 
Michigan. 212.0 feet 
T. 40 N., R. 12 E., quarter corner sees. 7 and 8, four corners, North 
Prairie Church on northeast corner; schoolhouse on northwest 
corner 
Chicago and Milwaukee Electric R. Et. and Winthrop Harbor road, 
crossing of 
Latitude. 
12 29 
Longitude. 
42 28 44. 2 
S7 
51 46.8 
12 28 13.9 
87 
,-,ii 11.0 
