Fonds consists of the County of Waterloo records, which document the activities of successive county administrations beginning in 1852 through to dissolution in 1972.

The records document the development of the County of Waterloo from a predominantly rural to an increasingly urbanized community. The records include letterbooks, council and committee minutes and reports, by-laws, correspondence, assessment records, property deeds and sales, and financial registers. They comprise bound books, handwritten and typed records, ledgers, and registers. Fonds also includes several photographs of council members. The fonds is arranged into the following series.

County of Waterloo Clerk/Treasurer letterbooks, 1852-1909
County of Waterloo Auditors' abstracts and statements, 1864-1970
County of Waterloo Financial day books, 1852-1919
County of Waterloo Accounting ledgers, 1852-1971
County of Waterloo accounts, 1851-1968
County of Waterloo Treasurer's cash books, 1852-1972
County of Waterloo committee reports, 1866-1972
County Engineer and Roads Superintendent records, 1861-1972
County of Waterloo property sales and taxe records, 1853-1948
County of Waterloo census records, 1966-1967
County of Waterloo Financial records, 1852-1971
County of Waterloo Assessment Commissioner records, 1951-1967
County of Waterloo Clerk-Treasurer's correspondence A, 1939-1972
County of Wateloo council minutes, 1852-1972
County of Waterloo Roads and Bridges Committee records, 1907-1972
Suburban Road commissions records, 1917-1972
County of Waterloo committee minutes, 1861-1971
County of Waterloo budgets, 1966-1972
Court house building, 1957-1966
County of Waterloo journals of proceedings, reports and by-laws, 1852-1972
County of Waterloo Centennial records, 1952
County of Waterloo Clerk-Treasurer's correspondence B, 1943-1973
County of Waterloo land deeds, 1829-1972
Waterloo Area Local Government Review records, 1966-1972
Association of Counties and Regions of Ontario convention records, 1967-1971
County of Waterloo Clerk-Treasurer's correspondence C, 1956-1973
County of Waterloo Assessment rolls, 1854-1968
Old Age Pension and Mothers' Allowance Local Board records, 1920-1949
Indigent hospitalization records, 1942-1973
Waterloo County forests records, 1943-1968
County of Waterloo Weed Inspector records, 1950-1970
County of Waterloo Clerk's Return and Declaration of Office records, 1950-1970
Children's Aid Society records, 1934-1972
County of Waterloo by-laws, 1852-1972
Waterloo County Board of Education records, 1965-1972
House of Industry and Refuge records, 1869-1972
Waterloo County Court house records, 1858-1871
County of Waterloo corporate seal, n.d.
County of Waterloo photographs, 1890-1972
Waterloo County Hospital Planning Council records, 1971
Waterloo County Area Planning Board records, 1964-1972
Ciounty of Waterloo Clerk's records, 1950-1974
County of Waterloo Committee of Adjustment records, 1965-1979
Regional Jail Sub-Committee records, 1965
County of Waterloo directories, 1971-1972
Waterloo County Library records, 1956-1975
Marriage Returns to the County Clerk, 1858-1969
County of Waterloo Warden's Dinner programme. 1972

The fonds consists of records from the Elmira Mechanic’s Institute, Elmira Public Library, Elmira Branch of the County of Waterloo Library and Elmira Branch of the Region of Waterloo Library. These records document the activities of the different forms of the Library from 1888 until 1988. The records were created by the Elmira Mechanic’s Institute Board, Elmira Public Library Board and librarians. The records consist of minute books, cash books, reports, membership lists, roll and record books, accession books, letters, notes, invitations, receipts, posters, printing plates, newspaper clippings, plans, drawings, specifications, library cards, book bags, photographs and negatives. The fonds is arranged into 9 series.

Fonds is comprised of the following series: Library Board minutes, 1888-1956; Financial records, 1915-1942; Reports, 1918-1974; Membership, 1888-1968; Accession books, 1908-1969; Building and ground plans, 1910-1995; Library history, 1912-2008; Artifacts, 1967-2008, Oral histories, 1974-1983.

Fonds consists of project records collected by Fred Kent and accumulated during the daily business of the Councillor’s Office at the Region of Waterloo from 1994 to 2003. The records in this series consist of originals and copies of letters, memorandums, reports, maps, drawings, newspaper clippings, newsletters, media releases, conference packages, and meeting notes, agendas, minutes, and supporting documentation.

These records document Fred Kent’s involvement in the Planning and Works, and Administration and Finance committees, including his work with the Cambridge Area Route Selection Study (CARSS), and the Growth Management Strategy.

The fonds consist of hand-written and typed records created by G.E. Duff Wilson, Medical Officer of Health for the Kitchener Department of Health. They include information regarding community health issues with a focus on prevention and education, the Stanley Leavine Building construction and opening, financial statements, and annual reports written by the Medical Officer of Health to the Kitchener Board of Health.

The annual reports are primarily those of the Kitchener Department of Health, however, there are some typed and hand-written annual reports (1961-1966) by Allan S. Taylor MD, Medical Officer of Health for the Waterloo County Health Unit. In 1968, Allan S. Taylor MD passed away prior to the amalgamation of the Kitchener Department of Health and Waterloo County Health Unit. It is probable that Wilson acquired Taylor’s reports following the amalgamation when he accepted the position of Medical Officer of Health, Waterloo County Health Unit that same year. The 1968 and 1969 annual reports for the Waterloo County Health Unit were written by G.E. Duff Wilson. The reports offer historical information on the continuity, change, and transition of health services in Kitchener and the County of Waterloo.

Fonds is comprised of the following series: Public Health diploma records Medical Officer of Health, Kitchener Department of Health records Annual reports Financial records Stanley Leavine Building records

Fonds consists of records created by Daniel Heisey (1914-1924), Mrs. Louise Heisey (1924-1931), Norm Helmuth (1931-1938) and Ernie Ronnenberg (1938-1977), who were observers for the Meteorological Service Office and later the Meteorological Division of the Federal Government of Canada. Records include meteorological registers, climatological registers, instructions and maximum/minimum temperature log sheets. Fonds is comprised of the following series:

Meteorological Registers, 1914-1977
Maximum and Minimum Temperature log sheets, 1915-1973

The records in these fonds include: typed and hand-written correspondence, telegrams, meeting minutes, property deeds and agreements, and some financial records included in the meeting minutes. Fonds is comprised of the following series: Meeting minutes, Correspondence, Legal documents.

Fonds consists of records that document the activities of the Kitchener-Waterloo Track and Field Association from its inception in 1970 until 1993. The series illustrate the operations of the Association and its relationship with the community, as well as, documenting the KWTFA’s relationship with its athletes and the community as well as its legal records and organizational structure.

Fonds is comprised of the following series: Executive administrative records, Community events, Marketing, Financial records, Communications, Membership records, Member events, Legal documents.

The New Dundee Public Library fonds documents the activities of the Library and its Librarians from 1900 to 1969. The fonds consists of a membership book, membership lists, cash account books, annual reports, circulation registers and registers of books donated and purchased as well as the original library stock catalogue book. Fonds is comprised of the following series: Minutes and memberships, Financial records, Annual reports, Circulation and cataloguing records.

The fonds consists of files generated by the Chief Administrative Officer's department at the Region of Waterloo. These files contain correspondences between the Chief Administrative Officer and Regional directors, internal and external committees, the province of Ontario and external organizations. Included with the correspondences are original and file copy reports, minutes, memorandums, charts, maps, plans, agreements, proposals, newsletters and photographs. A small portion of these records are on microfilm. The fonds also contains photographs, slides and negatives created between 1991 and 2000 by staff photographer, Earl Evens of the Chief Administrative Officer's department. These images cover a wide range of topics from the everyday business of the Region to special events.

Fonds consists of records of water usage in the Region of Waterloo; instructions for machinery; memorandums to staff; staff time sheets and daily logs; photographs of activities, staff and facilities; and reference material for Water Services staff. Fonds is comprised of the following series:

Water Services photographs
Well maintenance correspondence
Reservoir tanks
West Montrose–Granbridge Water reports
Card catalogues
Employee schedules, attendance & benefits
Notes & correspondence
Water levels & usage
Water evaluation
Employee safety
Staff recreation and reference
Activity log books
Machinery information and records
Certification records
Well information Unions & legislation