1479 35mm slide mounted transparencies, most individually captioned. Slides were arranged into subject files by the creator, as outlined below. Also 39 35mm negatives.

==Album 1==
2 pages of notes
Cath Healy, 18 slides
Mrs C-D personal, 21 slides
Papua 1-400, 229 slides
Papua and New Guinea 401-800, 211 slides

==Album 2==
Brisbane, 83 slides
NSW & ACT, 118 slides
USA, 21 slides
France, 12 slides
Pacific isles, 160 slides
Mekeo agricultural development, 211 slides
Mekeo rice project, 39 negatives

==Album 3==
Black and white II [images from PNG], 276 slides
Black and white III [images from PNG], 122 slides

Photographs, diaries, correspondence, maps, journals, publications, annual reports, typescripts, articles relating to Papua New Guinea by Arthur Lyons, John Murphy, Daphne Winnifred Lyons, and others.

Photographs, typescript articles, correpondence, diaries, notes and ephemera documenting personal experiences of colonial administration and general life in Papua New Guinea. The collection was assembled by Dr Peter Cahill, from material donated by members of the Papua New Guinea Association of Australia. Some slides of the Middle East, Australia, England and Ireland.
Bulk of papers from period 1930s-1950s.
Includes explanatory notes by Dr Peter Cahill.

Bound album of black and white photographs. Appears to be a record of Appel's voyage while Home Secretary in the Queensland Government Steamer "Otter" in 1914 which went as far north as Daru on the coast of south-western Papua.

Photocopy of typescript draft of "Coconuts and tearooms: six years in New Britain, New Guinea in the 1930's : the Colonial days"(Auckland, N.Z.: The author, 1993.) Accompanied by photocopies of photographs, some used in the publication, and a listing of captions.

This collection includes publications and slides, black and white photographs, 16mm film, taken by Kathleen Vellacott-Jones. The bulk of photographs were taken between 1954 and 1968.

85 photographs of Rabaul, Papua New Guinea. Includes photographs of the volcanic eruptions near Rabaul in 1937.
Bulk are from 1937.

This file is comprised of a folder of 101 negatives, 11 x 7 cm. Images of mostly landscapes, with some of ships, workers at a building site, local indigenous people, what appears to be a WWII memorial. Original box marked 'New Guinea' and appeared to have the name 'Reg Sly' in pencil on the back.

Photographs without text.

Two hundred and twenty five photographs (mostly black and white photographs), eighteen real photo postcards, and four 35 mm negatives. These photographic images are mostly taken Papua New Guinea, mainly depicting Bulolo gold fields. Many of the photographs have been taken by Wally Doe or feature him (and his wife Billie). Handwritten identifying notes on the back of most photographs; some of these notes are by John Murphy.

Accompanied by one album, 14 x 20 cm, with 23 black and white photographs with a typescript note pasted to the front cover with information about what became of the dredges during the Second World War. These photographs have been attached to the pages using photo corners; it appears some may have been removed or lost at some time.