The first sentence is from Joint Res. Feb. 18, 1897; the second sentence is from act June 7, 1924.

Joint Res. Feb. 18, 1897 superseded a provision contained in act June 11, 1896, ch. 420, 29 Stat. 436, authorizing the sale of topographical maps with text at cost and ten per centum added.

“United States Geological Survey” substituted in text for “Geological Survey” pursuant to provision of title I of Pub. L. 102–154, set out as a note under section 31 of this title.

For transfer of functions of other officers, employees, and agencies of Department of the Interior, with certain exceptions, to Secretary of the Interior, with power to delegate, see Reorg. Plan No. 3 of 1950, §§ 1, 2, eff. May 24, 1950, 15 F.R. 3174, 64 Stat. 1262, set out under section 1451 of this title.