- CollectionJ3 - Robert Mackenzie Johnston Collection
- Index to J3
- Item1 - Memoranda relating to the fishes of Tasmania examined by R.M. Johnston
- Item2 - Notes and sketches of Tasmanian fish
- Item3 - Sketchbook of sea shells
- Item4 - Sketches and notes, Lakes Crescent, Sorell and Ann
- Item5 - Collected press cuttings
- Item6 - Reprint : Piesse - "The foundation and early work of the Society"