; and (B) Mary Jackson. (b) Design and striking For the purpose of the awards referred to in subsection (a), the Secretary of the Treasury (referred to in this Act as the Secretary ) shall strike each gold medal described in that subsection with suitable emblems, devices, and inscriptions to be determined by the Secretary. (c) Transfer of certain medals after presentation (1) Smithsonian Institution (A) In general Following the award of the gold medal in honor of Dorothy Vaughan under subsection (a)(3)(A), the medal shall be given to the Smithsonian Institution, where the medal shall be available for display as appropriate and made available for research. (B) Sense of Congress It is the sense of Congress that the Smithsonian Institution should make the gold medal received under subparagraph (A) available for— (i) display, particularly at the National Museum of African American History and Culture; or (ii) loan, as appropriate, so that the medal may be displayed elsewhere. (2) Transfer to family Following the award of the gold medal in honor of Mary Jackson under subsection (a)(3)(B), the medal shall be given to her family. 4. Duplicate medals Under regulations that the Secretary may promulgate, the Secretary may strike and sell duplicates in bronze of the gold medals struck under this Act, at a price sufficient to cover the cost of the medals, including labor, materials, dies, use of machinery, and overhead expenses. 5. Status of medals (a) National medals The medals struck under this Act are national medals for purposes of chapter 51 of title 31, United States Code. (b) Numismatic items For purposes of sections 5134 and 5136 of title 31, United States Code, all medals struck under this Act shall be considered to be numismatic items. 6. Authority to use fund amounts