Records, 1995-1996, of the Michigan Technological University Archives and Copper Country Historical Collections' acquisition and processing of the Calumet and Hecla Inc. and Quincy Mining Company Records. Funded by the National Historical Publications and Records Commission, the project included organizing the records of two Upper Peninsula copper mining collections to provide access to researchers.

Records, 1976-1995, of the Copper Country Heritage Council. Includes point system and nomination forms for the architectural heritage award given annually by the Council, documents regarding historic home tours and other programs, clippings and press releases as well as membership lists, meeting minutes, correspondence and annual reports.

Records, 1997-1999, of the Copper Country Historical Resource Partnership.

Records, 2012-2013, of the Copper Country Survey, a historic preservation project which surveyed above-ground structures and historic resources in Keweenaw, Houghton, and Ontonagon counties as well as northwestern Baraga county. The Keweenaw National Historical Park Advisory Commission oversaw the survey.

The Diapason, an international magazine devoted to the organ, the harpsichord, the carillon, and church music.