Fonds 403, Series 1716; York Hydro financial and administrative records - 1942-1998
Fonds 403, Series 1717; York Hydro customer account records - 1940-1998
Fonds 403, Series 1718; York Hydro communications and marketing records - 1951-1997
Fonds 403, Series 1719; York Hydro distribution and consumption rates records - 1954-1998
Fonds 403, Series 1720; York Hydro governance and legal records - 1942-1998
Fonds 403, Series 1721; York Hydro human resources records - 1976-1998
Fonds 227, Series 885; York Local Board of Health minutes - 1884-1893, 1906-1997
Fonds 227, Series 886; City of York Board of Health correspondence files - 1970-1972
Fonds 227, Series 1608; Township of York Board of Health reports and accounts - 1929-1933, 1940
Fonds 227, Series 1609; York Board of Health collective agreements - 1973-1989
Fonds 227, Series 1617; City of York Board of Health subject files - 1976-1994
Fonds 211, Series 625; York council minutes and treasurer's accounts (published) - 1860-1931
Fonds 211, Series 627; York Board of Control minutes - 1967-1988
Fonds 211, Series 646; York Council minutes - 1882-1903, 1915, 1920-1997
Fonds 211, Series 668; York by-laws - 1850-1997
Fonds 211, Series 669; York Committee of General Purposes minutes - 1955-1966
Fonds 211, Series 670; York Works and Traffic Committee minutes - 1966-1997
Fonds 211, Series 671; York bound by-laws - 1967-1997
Fonds 211, Series 674; York Parking Authority committee minutes - 1957-1973
Fonds 211, Series 689; York Committee of General Purposes - 1989
Fonds 211, Series 690; York Hydro, Personnel and Public Relations Committee proceedings - 1967-1980
Fonds 211, Series 691; York Land Use Committee minutes and reports - May 1989-1997
Fonds 211, Series 692; York Administrative Services committee minutes and reports - 1992-1997
Fonds 211, Series 693; York Property Standards Committee - 1990-1997
Fonds 211, Series 694; York Parks, Recreation and Personnel committee - 1966-1980
Fonds 211, Series 695; York Legislation and Property committee minutes - 1966-1989
Fonds 211, Series 696; York Finance and Hydro committee minutes and reports - 1966