U.S. National Archives (Record Group 104, Entry 1, General Correspondence) (1851)
U.S. National Archives & Records Administration (NARA), record group 104 (U.S. Mint), entry 1 (General Correspondence, 1792-1857), boxes 32 to 35, scanner images 1 to 400. Scanned under the direction of Robert W. Julian at the NARA Philadelphia facility, operating via a grant from the Central States Numismatic Society. Note, for correspondence, endorsements were generally not copied. Boxes 32 to 35 cover the period December 1851 to February 1854.