Subseries consists of correspondence and personal and creative writing by members of the Gzowski and Morgan families. Included are the letters of Peter Gzowski's mother, Margaret Young, which were sent from boarding school, Pesionnat le Manoir, in Lausanne, Switzerland, to her family (1925-1927) and Gzowski family correspondence from 1900-2003, 1912-1942 predominant, and one letter from 1853. Correspondents include Peter Gzowski’s paternal grandparents, Vera Gzowski and Harold N. Gzowski, father, Harold E. Gzowski, mother, Margaret McGregor Young, paternal great-aunts Hope Morgan, Fawnie Morgan, and Wanda Gzowski, his maternal uncle McGregor Young, and Peter Gzowski.
File includes correspondence with the following people
- Ken Brown: accountant and local historian
- Bob Kuck: researcher
- Cornelius Jaenen
- Stephen Sliwa: Trent University alumni
- Kirsten Franklin: Trent University alumni
- Laura Peers: Trent alumnus, museum curator
- Susan Pfeiffer: Dean grad studies Vice-Provost, Graduate Education, University of Toronto
- Jessica Dunkin: Trent alumni
- Marilyn Huels: past President Peterborough Historical Society
- Jon Grant: former Chair Trent University Board
- Susan Neale: Director Peterborough Museum and Archives
- Rosemary Petrella: Trent University student
- Cecilia Vihajis: Ecuadorian exchange student, Lady Eaton College (LEC)
- Robin McKay: student LEC
- Lori Pope: Trent alumni, former Assistant to Principal LEC
- Jean Beck: Champlain Society office
- Zailig Pollock: Professor English Literature Trent University
- Jill Conway: Historian, Australia, visiting prof Trent University
- Eirlys Barker: scholar Fur Trade history
- Blair Tremblay: teacher
- Renee Hillier: student
- Denise Wilson: student French Colonial Historical Society (FCHS)
- Frances Halpenny: editor, University of Toronto Press
- Pierre Savard: Professor history University of Ottawa
- Norean Giles: member FCHS
- Greg Lyndon: Trent alumnus, LEC
- James Neufeld
- Carl Brasseau: Professor history University of South Louisiana
- Kenneth Lavelle: researcher, Ohio
- Franke Brauns
- Joseph Zitomersky: University of Lund, FCHS
File includes miscellaneous correspondence regarding Neathern Trust and the Centre for Philanthropy.