Selling:  A very good copy of the original 1889 report on Geological Observations at the Heads of the Isaacs, Suttor, and Bowen Rivers, by government geologist Robert Logan Jack, 6 pages plus two folding coloured maps and a single page plan. The maps are of the geology of the Isaacs River and the Bee Creek Diggings (west of Mackay, Queensland), and the plan is of the Emu Plains Silver Field. 

Dimensions:  Report 32.5 x 21 cm, maps 49 x 42 cm, and 32 x 49 cm