Denver, Colo. U.S. Mint Addition. Contractor, F.J. Kirchof Construction Co., 700 Larence St., Denver, Colo. March 1, 1936 - progress picture. View: Vault No. 1 - Sub-basement level. Looking from the extended part west along the basement and sub-basement level, showing grillage and steel wall construction.
National Archives reference: record group 104, entry 49 (Denver), box 2, folder 3.
|Image Collection||National Archives & Records Administration (Denver, Entry 49)|