President pro tempore of the Senate shall make appropriate arrangements for the posthumous presentation, on behalf of Congress, of a gold medal of appropriate design to Frederick Douglass, in recognition of his contributions to the cause of freedom, human rights, and the abolition of slavery in the United States. (b) Design and striking For purposes of the presentation referred to in subsection (a), the Secretary of the Treasury (referred to in this Act as the Secretary ) shall strike a gold medal with suitable emblems, devices, and inscriptions, to be determined by the Secretary. (c) Award of medal (1) In general After the award of the gold medal referred to in subsection (a), the gold medal shall be given to the National Museum of African American History and Culture, where it shall be displayed as appropriate. (2) Sense of congress It is the sense of Congress that the National Museum of African American History and Culture should make the gold medal received under paragraph (1) available for display elsewhere, particularly at other locations and events associated with Frederick Douglass. 4. Duplicate medals Under such regulations as the Secretary may prescribe, the Secretary may strike and sell duplicates in bronze of the gold medal struck under section 3, at a price sufficient to cover the costs of the medals, including labor, materials, dies, use of machinery, and overhead expenses. 5. Status of medals (a) National medals 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 section 5134 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