Notebooks of handwritten drafts of poems published in Witch Doctor.

Research notes for, and annotated drafts of, Lieutenant Martin's Letters : an Anzac in the Great War.

Three photographs taken at a 1949 ceremony in Rabaul for awarding of war medals. Stan McCosker is identified in one of the photographs.

Photographic prints, postcards and some photographic negatives relating to the history of European-Australians involved with the plantation economy of Australian New Guinea. The series include images of Anne McCosker's family and their expatriate associates, local people participating in ceremonial performances, engaged in plantation labour or posing in portrait or group shots, and views of various locations in New Britain, New Ireland and other northern islands of New Guinea where the McCosker family was based. The majority of the photographs were taken in the 1920s, 1930s and the postwar 1940s, and many are captioned. Some were published in Anne McCosker's book, Masked Eden.

There are approximately 1243 b&w photographs, 53 b&w photo postcards and 12 negatives in this series.

Final order dated 22 June 1953, re-establishing ownership of the Matala plantation to Herbert Walford King and Stanley McCosker under the New Guinea Land Titles Restoration Ordinance 1951-1952; and a map of the islands of the Hermit Group, supplied to H. Walford King in September 1956.

Objects collected in the course of research for the books Masked Eden and Lieutenant Martin's Letters.

Metal printing plate used to print the cover of a 1919 issue of The Australian at Weymouth, with accompanying provenance statement; a single bound volume of 1918 and 1919 issues of The Australian at Weymouth; three ink stamps from German New Guinea. Sample imprints of two of these stamps are located in Series C, Subseries 1, File 2.

Two letters and typed manuscripts of 10 short articles about life in New Britain.

Newspaper cuttings of articles about the German plantation owner and trader Heinrich Rudolph Wahlen and the house he built on Maron Island in the Hermit Group of islands of New Guinea. The file includes a photographic print of the house.

Assorted newspaper cuttings and articles about Heinrich Wahlen and other topics relating to colonial life in New Guinea. The file also contains letters from Stan McCosker to The Bulletin.