26* SPIRIT LEVELING. [bull. 185. 
NEW YORK. 
ERRATA IN PREVIOUS REPORTS. 
The following field and clerical errors occnr in previous reports to 
this Bureau: 
In the Appendix to the Twentieth Annual Report, page 354: Rem- 
sen, north end of retaining wall between lower milldam and Rome, 
Watertown and Ogdensburg Railroad; cross mark on bronze tablet 
set in end of coping near face corner, marked "1172." Published 
elevation to harmonize with adjacent elevations in the same list 
should read 1,171.045 feet. 
In the Appendix to the Twenty-first Annual Report, page 392: 
Nehasane Lake, surface of water 1,714 feet, should read Lila Lake, 
surface of water 1,714 feet. 
Appendix to same report, pages 404-405, line from Poughkeepsie to 
Newburg is in error 1 foot, and the elevations of these terminal points 
are corrected in this report. (See p. 40.) Also on pages 405-407, list 
of elevations Newburgh to Cornwall is found corrected in this report. 
(Seep. 41.) 
Page 401 : Poughkeepsie; point in corner third step from top, south 
end, west abutment, cattle pass and bridge at Landis place, 1 mile 
west of Pleasant Valley. Published elevation to harmonize with 
adjacent elevations in the same list should read 232.18 feet. 
Page 402: Hibernia; point on east side, south abutment, near end 
of truss bridge over creek. Published elevation to harmonize with 
adjacent elevations in same list should read 251.06 feet. 
Page 402: South Millbrook, ^ mile west of; point on rock north 
side of road, chisel mark " U. S." Published elevation to harmonize 
with adjacent elevations in same list should read 253.61 feet. 
In addition to the above the following corrections, which are made 
necessary by the latest adjustment of the United States Coast and 
Geodetic Survey, are to be applied to figures given in the Appendix 
to the Twenty-first Annual Report: 
Corrections. 
Foot. 
Page 383: List of elevations on precise line from Schenectady to North 
Creek . -0.136 
Page 384: List of elevations dependent on above —0. 136 
Pages 383-390: Elevation at North Creek . . . -0. 136 
Page 393: Elevation at Tupper Lake Junction, corrected by precise level- 
ing from Deep Waterways bench mark at Fort Covington +0. 076 
Page 390: Elevation at Utica, dependent on the United States Engineers' 
bench mark on Lock No. 36, at Little Falls .. :_. +0.241 
Pages 401-404: Lists of elevations from Poughkeepsie, page 401, to Clinton 
Corners crossing, page 404, are readjusted, corrected, and republished 
herewith. 
Page 404: Elevation at Poughkeepsie +0. 030 
Page 409: Elevation at Higginsville. +0.488 
