Section 19, R.S. §2469, related to certified copies of records of the General Land Office.
Section 20, R.S. §2470, related to exemplification of the records of the General Land Office as evidence.
Section 21, R.S. §461; acts Apr. 2, 1888, ch. 54,
For Department of the Interior record provisions and Government records and papers, see section 1460 et seq. of this title, and section 1733 of Title 28, Judiciary and Judicial Procedure.