The Eva von Gencsy fonds includes the following series: alumni questionnaire (1991); newspaper articles (1950-2013); biographical information (1948-[1974]); records of the Hope and Wellness Centre; photographs (1948-1953); and obituaries (2013).

The Charlotte Wright fonds include the following series: scrapbooks (1948-1954); biographical information (1954-2009); programmes (1952-1959) and photographs (1953).

The RWB Board of Directors fonds includes the following series: records of the 70th Anniversary Committee (2007-2009); records of the Annual Meetings (1949-2018); records of the Audit Committee (2004); records of the Canada Council (1974-1988); records of the Capital Campaign (1987-1995); correspondence (1959-1996); development reports (1984-1985); records of the Executive (1962-1998); records of the Finance Committee (1989 – 1998); General Manager’s reports (1986-1987); job descriptions [1986-1988]; records regarding the Manitoba Opera (1998-2000); records of the Membership Committee (1966-1986); records of the General Board (1952-2018); records of the Production Committee (1962-1991); records of the Special Arrangements Committee (1995); strategic planning (1996-2016); records of the Sustaining Applause Campaign (2005); and other records (1974-2018).

The records of Jean Stoneham include the following series: alumni questionnaire (1991); newspaper articles (1953-2014); Je t’Adore, Jean Orr (2000); biographical information (1951-1954); and photographs (1949-1951).

The Kay Bird fonds includes: Excerpts from souvenir programmes (1949-1950); alumni questionnaire (1991); RWB contract (1953); and photographs (1951).

The Leslie Carter fonds includes the following series: anecdotes (1989); alumni questionnaire (1991); a photograph (1949); and obituaries (2008).

The Walter Kaufmann fonds includes records from The Rose and the Ring (1949).

The Lloyd Malenfant fonds includes an alumni questionnaire (1991) and newspaper articles (1949).

The Dr. A.H.S. Gillson fonds includes a newspaper article (1950).

The Bill McGarth fonds includes the following series: Alumni questionnaire (1990); biographical information (1952-1957); obituary (1994) and photographs (1950-1955).