The subseries consists of records created as part of the Coquitlam 125 anniversary celebrations that took place over the course of 2016. The subseries includes PDF copies of stories that were submitted to the coquitlam125.ca website, as well as photographs and videos taken by a group of artists (Artists Rendering Tales Collective Inc.) commissioned by the City of Coquitlam to document events throughout the year.

The collection consists largely of research materials and notes created in the preparation of Boire's book "With Hearts and Minds" published in 2016. The remainder of the collection consists of materials collected by Boire from Caisse Populaire Maillardville Credit Union, as well as accumulated material pertaining to Boire’s involvement in several community initiatives, such as the Maillardville Residents' Association, Maillardville revitalization and planning, and Place Maillardville.

Materials include correspondence, photographs, administrative records, interviews, reports, handwritten notes, clippings, advertising and professional materials, newsletters, research materials, prints, postcards, ephemera, a map, embossing seals, a lid from a glass milk bottle, and other documents. The collection also includes a manuscript copy of “With Hearts and Minds”.

The collection includes two City of Coquitlam Gender Equity reports from 1999 and 2000; a paper regarding Gender Equity policy from 2001 written by Fiona A.E. McQuarrie entitled "What Makes an Equity Program Successful?: Lessons from an Example in Sport" which was presented at the 2001 Administrative Sciences Association of Canada at the University of Western Ontario; and the text for a presentation entitled "The City of Coquitlam Gender Equity Program" given by Fiona A.E. McQuarrie to the National Conference on Women, Sport, and Physical Activity in Hamilton Ontario in 2000.

Item consists of a single newspaper article, "Ready, set, go on the Coquitlam Crunch", published by the Tri-City News upon the founding of the Coquitlam Crunch trail.

The fonds consists of colour photographic prints and negatives depicting the stables, barns, houses, and roads around Minnekhada. They were taken in 1998 as part of a university project by the photographer/donor.

The fonds consists of minutes, society filings, newsletters, lists of annual Directors, correspondence, and capital grant requests.

The series consists of a paper copy of the City of Coquitlam website.

The fonds consists photographs of a visit from a sister city delegation of the Tochigi Prefecture in Japan that took place in August, 1996. The fonds also consists of a video of Don Buchanan talking about the plan for Coquitlam's City Centre in 1990.

The fonds consists of the operational records of the Burquitlam Community Association, including minutes, agendas, correspondence, and documents related to programs, projects, and committees. The fonds also includes photographs of the Burquitlam neighbourhood and a Burquitlam Community Association meeting from 2004.

The series consists of the Annual Reports, Statements of Financial Information, and Consolidated Financial Statements for 1992 to 2018. The Annual Reports vary slightly throughout the years but generally include a civic directory, a message from the Mayor, a Treasurer's report, an Auditor's report, maps, photographs, an organization chart, and financial statements. For the years 1994 to 2002, and 2008-2009 the series includes the Annual Report and a separate Statement of Financial Information. For the years 2010-2013 the series includes Consolidated Financial Statements.

The fonds consists of records created and collected by the Coquitlam River Watershed Roundtable.

Materials include pamphlets, reports, newsletters, photographs, newsclippings, maps, an almanac, a calendar, a scrapbook, and a video.

The fonds consists of approx. 100,000 photographs (b&w and colour negatives) and contact sheets taken by photographer Paul VanPeenen between August 1991 and December 2001 for the Coquitlam NOW.

The series consists of one audio cassette containing different versions of Coquitlam's Centennial Song as well as assorted compositions.

The series consists of copies of the Tri-City News from 1990 to 2018 printed and bound in large volumes, arranged by month and year. The series also includes microfilmed copies of the Tri-City News from 1985 and 1986.

The item consists of a piece of sheet music composed in honour of Coquitlam's centennial in 1991. The song was composed by Del Gachallan and is entitled, "Coquitlam, My Town." The song dedication message reads, "This song is dedicated to the Coquitlam Centennial Committee and volunteers, the Mayor and Members of Council, the Hillcrest Elementary School Choir, to all Coquitlam residents and to my family and friends."

The collection consists of material accumulated by the Coquitlam Heritage Society over the course of its existence. The collection includes the following: records related to Fraser Mills (later the Canadian Western Lumber Company, then Crown Zellerbach) including ledger books, journals, statements, photographs, and various other records; records related to the lumber industry in Coquitlam; photographs of historic Coquitlam; glass plate negatives by W.J. Moore and Richard Broadridge; material related to the administration of the Coquitlam Heritage Society itself; and miscellaneous records related to Coquitlam's history

The series consists of records related to events planned in celebration of Coquitlam's Centennial in 1991.

The fonds consists of operational records of the Coquitlam Foundation, including financial records, photographs, minutes, lists of board members, copies of bylaws and correspondence.

The collection consists of colour photographs and negatives of the Miss Coquitlam Pageant and related events from 1986 to 1988. The photographs feature the donor, Deborah Smyth, who was Miss Congeniality in 1986. The collection also includes some news clippings and a VHS tape containing a recording of the 1986 Miss Coquitlam Pageant.

The series consists of photographic negatives taken by staff and contract photographers for the Tri-City News..

The fonds consists of photographs (b&w and colour negatives) taken by staff and contract photographers of the Tri-City News, and the Sunday News. The fonds also includes 133 bound volumes of copies of the Tri-City News from 1990 to 2018, as well as 6 microfilm reels containing copies of the Tri-City News, the Maple Ridge News, and the Sunday News from 1985 to 1986. Finally, the fonds includes several loose special editions in print form.

The fonds consists of bound copies of The Tri-Cities Now, The Now, and the Coquitlam Now newspapers from 1984 to 2015 (1986 is missing), prints of photographs from 1991, copies of the newspaper on microfiche for various years, and photographs and contents of the newspaper on CD-ROM from 2007 to 2015.

The fonds consists of the operational records of the Eagle Ridge Residents' Association from its foundation in 1981 until 2003.

The fonds consists of ephemera and newspaper clippings related to the creation and use of Minnekhada Park.

The fonds consists of photographs taken for the Enterprise Newspaper as well as one special edition supplement of the newspaper.

The fonds consists of textual material relating to Margaret Krenbrink's involvement in several organizations and associations in Coquitlam including the Ranch Park Ratepayers Association and the Coquitlam Teacher's Association. The fonds also includes some personal advocacy correspondence and a copy of the 1980/1981 Voter's List for the District of Coquitlam.