104 SPIRIT LEVELING. [bull. 185. 
Feet. 
T. 5 N., R. 4 E., sec. 18, near I corner east side of; about 3^ feet north 
and 1 foot west of corner of railroad fence, north of crossing and 
northeast of railroad; iron post, marked " 947 DUBQ " . . 948. 155 
T. 4 N., R. 3 E., sec. 16, about } mile west of southeast corner of; 0.6 
foot east and 15.6 feet south of south fence corner formed by junc- 
tion of east and west with north and south roads; iron post, marked 
"1065 DUBQ" 1,065.968 
T. 4 N., R. 4 E , sec. 30, \ mile south of northeast corner of; 1.2 foot 
north and 13.2 feet west of west fence corner, at junction of north and 
south with east and west roads; iron post, marked "1106 DUBQ" 1,107.225 
T. 3 N., R. 4 E., sec. 9, about 334 feet south of northwest corner of; 
Fayette, 4.7 feet north and 0.7 foot west of northeast fence corner at 
cross roads; iron post, marked " 1042 DUBQ" . ... 1,043.184 
T. 3 N., R. 3 E., sec. 23, about \ mile east of center of; 1.6 feet west and 
11.5 feet north of southwest fence corner at schoolhouse yard; iron 
post, marked " 1026 DUBQ " 1,027.138 
Darlington, 195.7 feet north of northeast corner of court-house. Iron 
post, marked " 866 DUBQ "_. . . 867.179 
T. 2 N., R. 4 E., sec. 17, about 60 rods west and \ mile south of center 
of; 1.2 feet north and 4.5 feet south of southeast fence corner formed 
by intersection of east and west road with the Chicago, Milwaukee 
and St. Paul Railroad; iron post, marked " 814 DUBQ " . . 815. 109 
Gratiot post-office, about £ mile west of in T. 1 N., R. 4 E., sec. 9, about 
312 feet west and 556 feet south of \ corner north side of; on north side 
of road; iron post, marked " 796 DUBQ " 796. 997 
T. 1 N., R. 3 E., sec. 10, at northwest corner of; 2 feet west and 6 feet 
south of northwest corner of churchyard; iron post, marked "988 
DUBQ" 989.218 
Schullsburg, about 60 feet west and 102 feet north of northwest corner 
of nigh school, in yard; iron post, marked " 1019 DUBQ " 1,020.059 
T. 2 N., R. 2 E., sec. 29, northeast corner of; about 46.5 feet east and 36 
feet north of northeast corner of O'Brien schoolhouse, in yard; iron 
post, marked " 1082 DUBQ" 1,083.439 
Rewey, 2.4 feet south and 11.2 feet west of northeast corner of public 
schoolhouse yard; iron post, marked " 1129 DUBQ" 1,130.129 
T. 5 N., R. 1 E., sec. 17, \ mile east of southwest corner of; about 1.5 
feet north and 7.8 feet west of southeast corner of schoolhouse yard; 
iron post, marked " 1094 DUBQ*'. 1,095.120 
T. 6 N., R. 1 E., sec. 29, at center of; 3.4 feet ea3t and 3.8 feet south of 
northwest corner of schoolhouse yard at junction of north and south 
and east and west roads; iron post, marked " 1201 DUBQ" 1,202.167 
Preston, \ mile east of; at northwest fence corner at crossroads; iron 
post, marked " 1138 DUBQ" 1,139.336 
Montfort; cross markon northeast corner of stone base of most westerly 
column of the two nearest main tracks, for water tower of Chicago, 
Milwaukee and St. Paul Railway Company. 1, 189.335 
IOWA. 
ERRATA IN PREVIOUS REPORTS. 
To the elevations published in the Appendix to the Twenty-first 
Annual Report apply the following correction, which is derived by 
the latest adjustment of the Coast and Geodetic Survey, pages 472-473: 
List of elevations based on Dubuque, correction, +1.084 feet. 
