'Hunter District Water Board brief on the Tillegra Dam proposal', 1982-1985 Box 243 Unit ID: 76 Date: 1982/1985
Hunters Hill conservation papers including Parks and Trees Advisory Committee; Ryde-Hunters Hill Flora and Fauna Preservation Society and issues of Wallumetta, 1986-1988 Box 255 Unit ID: 63-65 Date: 1986/1988