43 U.S.C. § 1637 : US Code - Section 1637: Use of protraction diagrams

Search 43 U.S.C. § 1637 : US Code - Section 1637: Use of protraction diagrams

With the agreement of the party to whom a patent is to be issued
under this chapter, or the Alaska Native Claims Settlement Act [43
U.S.C. 1601 et seq.], the Secretary, in his discretion, may base
such patent on protraction diagrams in lieu of field surveys. Any
person or corporation receiving a patent under this chapter or the
Alaska Native Claims Settlement Act [43 U.S.C. 1601 et seq.] on the
basis of a protraction diagram shall receive any gain or bear any
loss of acreage due to errors, if any, in such protraction diagram.