Materials relating to the personal and professional life of the Motz family spanning over one hundred and fifty years and four generations. Also included is materials relating to their family work in the newspaper industry in Kitchener. Includes personal records of John Motz, his son William John, and his grandchildren John George and John Edward as well as their respective wives. Also includes materials related to Rittinger and Motz, and the various newspaper that were owned and operated by the company. Materials include photographs, biographical records, correspondence, clippings, legal documents, stationary and a scrapbook.