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, 25 Stat. 76 ; Oct. 12, 1888, ch. 1098, 25 Stat. 557 ; May 29, 1908, ch. 220, § 15, 35 Stat. 469 ; June 5, 1920, ch. 235, § 1, 41 Stat. 908 , related to fees for exemplifications. 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.