Series consists of copies of photographs and documents pertaining to Johnstone's family. Documents include correspondence between Mary F. Williamson and Helmut Kallmann of the National Library of Canada; a copy of the petition for divorce filed by Catherine (McGregor) Johnstone against her husband John Francis Johnstone, which was later withdrawn (January 8, 1979); a copy of an article in the Toronto Star (November 26, 1927) regarding Amelia Hart and her seven husbands (Johnstone was the fourth); a copy of a letter from Mary F. Williamson to Professor Carl Morey at the Faculty of Music, University of Toronto regarding Johnstone and performances of his songs; a copy of Johnstone's obituary (February 25, 1913); and a copy of scanned portraits of Johnstone. The series also consists of electronic records, including scanned images from the Johnstone family photo album (ca. 1900).