The fonds consists of Neville's papers as city councillor including correspondence and reports of the various committees on which he served. Committee reports include the Historical Buildings Committee and the Winnipeg Library Committee reports. Neville chaired the Committee on Environment and also sat on the Committee on Recreation and Social Services, the Committee on Protection, Parks and Culture and various ad hoc committees dealing with Access to Information, Public Libraries and the General Government By-law. Also included are papers relating to the Manitoba Heritage Council, the Historic Sites and Monuments Board, and miscellaneous writings, speeches, and manuscripts/drafts of columns. The collection also includes Neville's university papers as assistant to the President of the University of Manitoba.

The 2005 accessions are divided into six series: biographical material, correspondence, articles and writings, organizations and conferences, other interests and issues, and photographs. The 2006 accession contains Neville’s extensive correspondence, samples of his writings in completed published and handwritten draft form, and a large amount of information related to causes he was involved in and people he was friends or with whom he wasacquainted. This accession strongly emphasizes his work as a city councilor, executive assistant and political science instructor, as well as samples of the many newspaper columns and speeches he has written or presented between 1970 and 2006.

The 2009 accession is divided into twelve series: biographical material and awards, speeches, citations and commentaries, articles and book chapters, Historic Sites and Monuments Board of Canada, Manitoba Heritage Council, Heritage Winnipeg, City of Winnipeg, Winnipeg Public Library, correspondence, academic material, Meech Lake Accord research, and research material.

The photograph collection consists of 31 photographs, 10 slides, and 1 videocassette. The tape collection consists of 5 audio reels.

The William F.W. Neville Collection is organized into three series. The first series consists primarily of material relating to his years on Winnipeg's City Council, the second series contains his personal and university material, and the third series relates to his time as Executive Assistant to Sidney Spivak.

The City Council series contains correspondence, unpublished minutes and research reports from many of the committees that Neville served on during his years on City Council. These include the Executive Policy Committee, the Historic Buildings Committee, the Committee on Environment, the Committee on Protection, Parks and Culture as well as numerous ad hoc committees. As a city councillor Neville took an active interest in heritage and artistic issues and the collection is strong in these areas. As well there is much information concerning major capital development projects in Winnipeg during the 1980s. These include the Core Area Agreement, the North Portage Development and issues surrounding the development of Plan Winnipeg.

The personal and university series contains documents relating to the establishment of the Canadian Studies program at the University of Manitoba which Neville was responsible for as Coordinator of Canadian Studies from 1978 to 1982. Also included are materials regarding the Symons Commission. This commission, headed by Prof. T.H.B. Symons of Trent University, strongly criticized Canadian universities for their general neglect of Canadian Studies.

This series also contains lecture notes for courses in International Relations and Politics that Neville taught at Trent University in the late 1960s and early 1970s, Department of Political Studies material from the University of Manitoba, dated from 1981 to 1992, and drafts of Neville's Free Press columns as well as material from the many community organizations that Neville has been involved with throughout his career. These include the Manitoba Heritage Council, the Royal Winnipeg Ballet, the Winnipeg Contemporary Dancers and the Winnipeg Folk Festival.

Personal correspondence, newspaper clippings regarding his term as student body President at the University of Manitoba, and material relating to his work on the 1974 election campaign for Duff Roblin are also part of this series.

The third series contains material relating to Neville's work as Executive Assistant to Sidney Spivak, leader of the Progressive Conservative Party.

The fonds is separated into 6 series: Biographical Material, Correspondence, Articles & Writings, Organizations & Conferences, Other Interests & Issues, Photographs.

This collection contains Neville’s extensive correspondence, samples of his writings in completed published and handwritten draft form, and a large amount of information related to causes he was involved in as well as friends and acquaintances. Particularly present are his work as a city councilor, executive assistant and political science instructor, as well as samples of the many newspaper columns and speeches he wrote or presented.

The Neville fonds contains 12 series: Biographical Information & Awards, Speeches, Citations & Commentaries, Articles & Book Chapters, Historic Sites & Monuments Board of Canada, Manitoba Heritage Council, Heritage Winnipeg, City of Winnipeg, Winnipeg Public Library, Correspondence, Academic Material, Meech Lake Accord Research & Research Material.