U.S. National Archives (Record Group 104 [Denver], Entry 5, Weigh Clerks' Books of Silver Bullion Deposited, 1906 - 1917) Pubblico Deposited
Weigh Clerks' Books of Silver Bullion Deposited, 1906 - 1917
National Archives online catalog entry is https://catalog.archives.gov/id/2619149. See also the National Archives & Records Administration numismatic finding aids at https://nnp.wustl.edu/library/archivedetail/538870.
Scanned at the National Archives in Denver, courtesy of John Graffeo.