Fonds consists of plans, reports, studies, correspondence, published materials, essays, and newspaper clippings which document the planning and development of Vaughan. Specific Vaughan topics within the fonds include the Maple dump, the Maple theme park, the Woodbridge annexation, and the building of the Vaughan industrial park, to name but a few. Moreover, official plans and studies for Thornhill, Maple, Kleinburg, Nashville, and Woodbridge provide invaluable evidence as to the evolutionary development of these communities.

Fonds consists of ca. 300 photographs and ca. 100 postcards of military and WWI scenes, Donald and Addison Mackenzie

Collection consists predominantly of newspaper clippings recounting Mackenzie's various achievements in public life. Also includes campaign literature and printed matter related to one of Mackenzie's Provincial PC election bids; leaflet for an event honouring Mackenzie in 1966, which provides considerable biographical data; a programme for the 1974 opening of the Mackenzie House, originally located on the south-east corner of Highway #7 and Islington Avenue in Woodbridge, and relocated by the MTRCA to Black Creek Pioneer Village in 1973, does the same; it also provides information about the Mackenzie family generally.

Item consists of one cavalry lance with unit pennon - approx 257cm x 4 cm diameter. The lance itself is made of a strong bamboo shaft which has been stained and laquered. The top of the lance has a triangular section head with three blade edges for maximum penetration. The shoe or 'butt' of the lance is shaped to fit into a special carrying harness on the horse saddle. The unit pennon is red and white in colour (with the red on the top) and made of felt. The pennon is attached to the lance by three red ribbons.

Fonds consists of records reflecting the abovenoted functions: correspondence, assessment and collector's rolls, printed matter, minutes, financial and legal documents, judicial reocrds, voters lists, tax arrears material, etc. Major subjects addressed include transportation, agriculture, economic development, the Great Depression, the World Wars, Clergy Reserves, labour issues, electoral reform, etc.

Fonds consists of textual material, including funeral notices, 1899-1970; Woodbridge Council minutes (printed), 1925, 1930; Woodbridge voters lists, 1954, 1963, 1968; Town of Vaughan voters lists, 1974, 1979; Vaughan Township and Woodbridge telephone directories, 1946; notebooks listing Woodbridge reeves, councillors, auditors, and hydro commissioners for period 1882-1906; Woodbridge Citizen's Band, cash book, 1917-32; autograph book, 1896-1906; newspapers, 1913-1983; financial documents, predominantly Alvin Wood's tax receipts; text books, promotional exams and test answer sheets for various disciplines belonging to Mr. Wood. Also of note: 6 original letters of Vaughan's earliest settlers describing life in the area, 1843-1860.

Fonds consists of evidence of the organization, functions, and activities of the municipality's constituent bodies, elected and appointed. Specific areas of jurisdiction and activity delineated include: local ordinances, elections, county and provincial relations, finance and accounting, legal matters, judicial affairs, police and fire protection, municipal planning, public works, hydro-electric service, education(S.S. #14), libraries, licencing, public health and welfare, statistical gathering, records custodianship, recreation, and housing.