National Archives & Records Administration (Denver, Entry 49)

Denver, Colo. U.S. Mint Remodeling & Extension. Contractor, F.J. Kirchof Construction Co. [Denver, CO] September 26, 1935 - progress picture. View: Unspecified exterior site preparation.

National Archives reference: record group 104, entry 49 (Denver), box 2, folder 3.

Denver, Colo. U.S. Mint Extension. Contractor, F.J. Kirchof Construction Co. [Denver, CO] October 26, 1935 - progress picture. View: Looking North across the foundation against the South wall of the Denver Mint. I hereby certify this photo shows the condition of the work on August 1, 1936. Signed James D. Owens, Construction Engineer.

National Archives reference: record group 104, entry 49 (Denver), box 2, folder 3.

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.

Denver, Colo. U.S. Mint Addition. Contractor, F.J. Kirchof Construction Co. November 1, 1935 - progress picture. View: Looking from N.E. to the N.W. across the new addition. I hereby certify this photo shows the condition of the work on November 1, 1935. Signed James D. Owens, Construction Engineer.

National Archives reference: record group 104, entry 49 (Denver), box 2, folder 3.

Denver, Colo. U.S. Mint Addition. Contractor, F.J. Kirchof Construction Co. April 1, 1936 - progress picture. View: Looking North at south and east elevations. I hereby certify this photo shows the condition of the work on April 1, 1936. Signed James D. Owens, Construction Engineer.

National Archives reference: record group 104, entry 49 (Denver), box 2, folder 3.

Denver, Colo. U.S. Mint Addition. Contractor, F.J. Kirchof Construction Co. [Denver, CO] October 5, 1936 - progress picture. View: Looking North, showing south and west elevation. I hereby certify this photo shows the condition of the work on October 5, 1936. Signed James D. Owens, Construction Engineer.

National Archives reference: record group 104, entry 49 (Denver), box 2, folder 3.

Denver, Colo. U.S. Mint Addition. Contractor, F.J. Kirchof Construction Co. September 1, 1936 - progress picture. View: Looking North, showing south and west elevation. I hereby certify this photo shows the condition of the work on September 1, 1936. Signed James D. Owens, Construction Engineer.

National Archives reference: record group 104, entry 49 (Denver), box 2, folder 3.

Denver, Colo. U.S. Mint Addition. Contractor, F.J. Kirchof Construction Co. [Denver, CO] May 1, 1936 - progress picture. View: Looking West - at East elevation. I hereby certify this photo shows the condition of the work on May 1, 1936. Signed James D. Owens, Construction Engineer.

National Archives reference: record group 104, entry 49 (Denver), box 2, folder 3.

Denver, Colo. U.S. Mint Addition. Contractor, F.J. Kirchof Construction Co. [Denver, CO] September 1, 1936 - progress picture. View: Looking West against East of the new extension. I hereby certify this photo shows the condition of the work on September 1, 1936. Signed James D. Owens, Construction Engineer.

National Archives reference: record group 104, entry 49 (Denver), box 2, folder 3.

Denver, Colo. U.S. Mint Remodeling & Extension. Contractor, F.J. Kirchof Construction Co. [Denver, CO] September 1, 1936 - progress picture. View: Taken October 1, 1935, looking N.E. from S.W. corner. I hereby certify this photo shows the condition of the work on October 1, 1936. Signed Guy T. Kuntz, Construction Engineer. (Temporarily in charge.) [NOTE: Photo is dated September 26, 1935.]

National Archives reference: record group 104, entry 49 (Denver), box 2, folder 3.