Due to the curvature of the earth, it is necessary to make corrections in the parallels and meridians... This is accomplished ... usually at intervals [of] 24 miles east and west of the principal meridians. This method produces the rectangular sections of [[area::640 acres]] each, with the sections along the north and west boundaries of the township absorbing the deficiency or excess in the measurements and convergence. | Due to the curvature of the earth, it is necessary to make corrections in the parallels and meridians... This is accomplished ... usually at intervals [of] 24 miles east and west of the principal meridians. This method produces the rectangular sections of [[area::640 acres]] each, with the sections along the north and west boundaries of the township absorbing the deficiency or excess in the measurements and convergence. |