2019-12-032022-02-032019-12-032022-02-03https://hdl.handle.net/11124/173529Donor: Colorado Mining Association.A portrait of Walter B. Carlson, U.S.A.E.C.Accompanying label reads: "Walter B. Carlson, Asst. Mgr. for Administration, U.S.A.E.C. Grand Junction Operations Office, Grand Junction, Colorado."2 1/2 x 3 1/2 inchesblack-and-white photographsCopyright retained by Colorado Mining Association.Carlson, Walter B.U.S. Atomic Energy Commission. Grand Junction OfficeStillImage