This series contains a large amount of incoming correspondence. The correspondence covers the broad range of Oodgeroo Noonuccal's activities and interests. It covers her activities as a writer and guest speaker. There is correspondence from Aboriginal organisations, government departments, school students, teachers, universities and letters of appreciation for her work. The bulk of the correspondence is in the 1970s and 1980s. Correspondence is also scattered in various files throughout the collection. The correspondence is mostly incoming letters with only a small number of outgoing letters.