MS 7027 comprises correspondence, manuscripts, lectures, reviews, notes, posters, photographs, publications, and historical material on the Doyle and Eather families. The collection includes manuscripts of The green mosaic, Running wild, The river and A million wild acres. Many of the papers relate to natural history and conservation in New South Wales. Correspondents include George Johnston, Douglas Stewart, John Tierney, Nancy Keesing, Barry Watts, Barbara Ker Wilson, John Thompson, Hal Porter and Elizabeth Harrower (34 boxes, 1 fol. box).