Includes biographical and personal information prepared by Ian William Wark, information on his association with CSIR/CSIRO, files on his various honours and awards, obituary notices, condolence letters to Lady Wark and a record of the memorial service.

Diaries, postcards associated with the diaries, PhD thesis and a letter to the editor of Nature.

Correspondence regarding Ian William Wark's appointment to the Electrolytic Zinc Company and a number of reports produced for the company.

Monthly reports on flotation studies. Correspondence, with inward and outward correspondence separated and with files arranged approximately alphabetically.

Contains application for position at CSIR 1939, various reports, including reports of overseas visits, correspondence, minutes of Executive and Council meetings.

Numbered diary notes arranged by number from no. 1, 13 February 1940 to no. 555, 14 November 1960, followed by a separate sequence for the 1960s and another sequence for confidential files.

Correspondence files, arranged chronologically, diaries and other material connected with overseas visits, publications, reports on academic salaries and other reports, and minutes of meetings of the Committee 1965-66.

Correspondence files, arranged chronologically, a number of files on flotation containing reprints, correspondence, notes and draft papers and one containing referees' reports, papers and reports on CSIRO, and diary notes 1969-82.

A variety of files reflecting Ian William Wark's strong involvement with the Academy over 30 years. Includes minutes, correspondence, draft papers, material relating to the establishment of the Science and Industry Forum, background material, draft and published versions of obituaries, financial material, and nominations of candidates for Fellowship, arranged alphabetically.

Material on the formation of the Academy, its early elections, various conferences, symposia and annual general meetings, the Sutherland Medal and correspondence for an obituary.

General correspondence, papers and correspondence concerning conferences, material from the Finance Advisory Committee, several files relating to the Division of Colloid and Surface Chemistry, of which Ian William Wark was the inaugural president 1978-81.

Alphabetically arranged files on a variety of topics, varying from purely personal files on Ian William Wark's interests such as fly fishing, financial files on his investments and income tax, his will, through files on various colleagues to files on a number of institutions with which he was connected.

There is one file for each letter of the alphabet, except for X, Y and Z, which are in a single file. There is also a file for "Mc" in addition to the file for "M". The final file in the series contains letters from friends and/or notable men of science selected for this file by Ian William Wark.

A mixture of material, with articles on fly fishing, autobiographical material, aspects of life and higher education in America, and other writings of both a personal and scientific nature.

Seven volumes of talks and addresses between 1941 and 1978, plus four files on specific lectures, three of which are on scientific topics and one on education.

Books by Ian William Wark, either alone or with co-authors, and a number of books by other authors. Wark's books are largely on flotation, with some on chemistry or research and some on tertiary education. The other books cover science, CSIRO and higher education.

Photographs of Ian William Wark alone and in groups, both formal and informal, work related photographs, photographs taken on trips within Australia and abroad, in particular New Zealand 1958-1982, but also Japan, England, Europe, Fiji and the USA and Canada. Recordings of Ian William Wark's voice and of a piano piece he composed. Oversize items include a farmed colour photograph of the Chemical Research Laboratories and a framed cartoon by Molnar.

With the exception of a single item on engineering dated 1952 and the two unsorted files at the end of the series, these files are all from the period when Ian William Wark was chairman of the Commonwealth Advisory Committee on Advanced Education and cover various aspects of tertiary education. They are arranged alphabetically by subject.

Includes Ian William Wark's opinion on many of the early Academy officers, the Academy's relations with applied science, the Royal Society and various government Ministers and the Academy Fellowship Scheme 1962-1971.