U.S. National Archives (Record Group 104, Entry 3, Letters Sent) Público Deposited
National Archives description: Letters Sent, 1795-1804; Aug. 1824-June 1835. Chiefly fair copies of letter from the Director of the Mint to the Secretary of the Treasury; from other Government officials; and from private persons, including Mathew R. Boulton. Included are copies of annual reports on operations of the mint; copies of titles and deeds, 1787-1829, to certain Philadelphia properties purchased for the United States Mint Building; and copies of rules and regulations issued by the Director of the Mint. The correspondence is arranged chronologically.
R. W. Julian notes: Letter books. 1795-1835. There are 6 letter books, all Fair Copies. The dates are overlapping but cover 1795-1835. Dates covered: a: 1796-1804, b: 1796-1817, c: 1795-1824, d: 1818-1819, e: 1824-1831, and f: 1824-1835. See also Entry 162. The letter books (all Fair Copies) heavily overlap each other and there is considerable duplication of letters.
This material was scanned in Philadelphia under the direction of R.W. Julian, operating via a grant from the Central States Numismatic Society.
National Archives catalog record: https://catalog.archives.gov/id/561214. See also the National Archives & Records Administration numismatic finding aids at https://nnp.wustl.edu/library/archivedetail/538870.