43 U.S.C. § 772 : US Code - Section 772: Resurveys or retracements to mark boundaries of undisposed lands

Search 43 U.S.C. § 772 : US Code - Section 772: Resurveys or retracements to mark boundaries of undisposed lands

The Secretary of the Interior may, as of March 3, 1909, in his
discretion cause to be made, as he may deem wise under the
rectangular system on that date provided by law, such resurveys or
retracements of the surveys of public lands as, after full
investigation, he may deem essential to properly mark the
boundaries of the public lands remaining undisposed of: Provided,
That no such resurvey or retracement shall be so executed as to
impair the bona fide rights or claims of any claimant, entryman, or
owner of lands affected by such resurvey or retracement.