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.

One notebook and three sets of annotated typed drafts of Potter's Clay.

Correspondence with Trinity Press.

Typed and handwritten biographical information about Anne McCosker including notes on the biographical influences on her creative writing.

Notebooks containing handwritten drafts of poems published in Potter's Clay.

Papers of Anne McCosker's father, Stan McCosker, including correspondence, business records, court documents, maps, photographs and drafts of articles.

Business and personal correspondence of Stan McCosker, a copy of the certificate of marriage of Stanley McCosker and Marjorie Martin, a hand-drawn map of the boundaries of the Matala plantation and a newspaper cutting by Marjorie Martin about her life on Mingan in New Guinea. Correspondence includes four letters from Rombin to Stan McCosker. Rombin was one of McCosker's plantation employees.

Notebooks containing handwritten drafts of poems published in Camp Fires.

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.

Six notebooks containing ideas and notes for stories and plays, three greeting cards, and two typed manuscripts of a short story titled 'The Favourite Uncle'.