U.S. National Archives (Record Group 104, Entry 47, Warrants to Cover Waste on Coinage) Publique Deposited
National Archives entry description: WARRANTS TO COVER WASTAGE ON COINAGE. 1823-42. .5 in. Arranged chronologically. This material was scanned in Philadelphia under the direction of R.W. Julian, operating through a grant from the Central States Numismatic Society.
National Archives catalog record: https://catalog.archives.gov/id/571037. See also the National Archives & Records Administration numismatic finding aids at https://nnp.wustl.edu/library/archivedetail/538870.