The collection comprises field recordings made by Hooper during his research in Tokelau, and radio dubbings of the Cook Islands Elections 1978 copied from Radio Cook Islands.

The collection contains many recordings relating to Te Reo Māori, but also contains field recordings and word lists from a wide range of languages from the Pacific region, including: Niue; Fiji; New Guinea; Rapanui; Tokelau; Java and more.

As well as field recordings there are items which relate to teaching activities, such as lessons from his popular work ‘Let’s Learn Māori’.