wilson etal.] WEST VIRGINIA OHIO. 97 
Feet. 
Twilley, 3.9 miles west of; on nail in root of persimmon tree at inter- 
section of Whitesville road with main road, marked '-61" 61.14 
Whitesville; bronze tablet in foundation wall of Mr. E. N. White & Bro.'s 
store, on west side in third pier of bricks back from front, marked 
"BALTO.65" 65.685 
Whitesville, 2 miles south of; on nail in root of pine tree at road lead- 
ing south, marked " 64 " 64. 15 
WEST VIRGINIA. 
ERRATA IN PREVIOUS REPORTS. 
The following correction in the Appendix to the Twenty-first Annual 
Report, page 426, is due to the latest adjustment of the United States 
Coast and Geodetic Survey: Elevation at Grafton, W. Va., correction, 
+ 0.125 foot. 
OHIO. 
ERRATA IN PREVIOUS REPORTS. 
The following correction in the Appendix to the Twenty-first Annual 
Report, pages 456-461, is derived from the latest adjustment of the 
United States Coast and Geodetic Survey: List of elevations from 
Chillicothe to Columbus and in vicinity of Columbus, correction, 
-0.518 foot. 
CENTRAL SECTION OF TOPOGRAPHY. 
In this section, under the direction of Mr. John H. Renshawe, geog- 
rapher in charge, spirit leveling was continued for the control of the 
regular topographic work executed during the year in the various 
localities listed below. In addition, leveling was carried on in the fol- 
lowing localities during the year 1900, but as the field work in those 
localities is not yet completed, or corrections are pending, the results 
will not be published until later: 
Alabama — Talladega, Coosa, and Elmore counties. 
Arkansas — Carroll, Madison, Clark, Dallas, Ouachita, and Calhoun 
counties. 
Wisconsin — Lincoln and Marathon counties. 
OHIO. 
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, pp. 465 to 
467 : List of elevations based on a Coast and Geodetic Survey bench 
mark at Toledo, correction, -f 0.389 foot. 
Bull. 185—01 7 
