George Fife Angas: On Mining Operations By Rob Linn.
This essay first appeared in the Journal of the Historical Society of South Australia vol 6, 1979, pp.55-66, and is reprinted here with minor amendments.

Scenes of Early South Australia: the letters of Joseph Keynes of Keyneton By Rob Linn.
This essay first appeared in the Journal of the Historical Society of South Australia, vol 10, 1982, and is reprinted here with minor amendments.