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) Transfer of medal after presentation Following the presentation of the gold medal in honor of Barbara Rose Johns pursuant to subsection (a), the gold medal shall be given to the Robert Russa Moton Museum. 4. Duplicate medals The Secretary may strike and sell duplicates in bronze of the gold medal struck pursuant to section 3 under such regulations as the Secretary may prescribe, at a price sufficient to cover the cost thereof, including labor, materials, dies, use of machinery, overhead expenses, and the cost of the gold medal. 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.