The Bald Hill osmiridium field /
Twelvetrees, W. H. 1848-1919.
The Bald Hill osmiridium field / by W.H. Twelvetrees. - Hobart : John Vail, Govt. Printer, 1914. - 44 p., [4] leaves of plates : ill., folded maps ; 22 cm. - Geological Survey bulletin ; no. 17 . - Geological Survey bulletin (Tasmania. Geological Survey) ; no. 17. .
At head of title: Tasmania. Department of Mines. "Issued under the authority of the Honourable J.E. Ogden, Minister for Mines."
gs 14000754
Mines and mineral resources--Australia--Tasmania.
QE346 / .A3 no. 17
The Bald Hill osmiridium field / by W.H. Twelvetrees. - Hobart : John Vail, Govt. Printer, 1914. - 44 p., [4] leaves of plates : ill., folded maps ; 22 cm. - Geological Survey bulletin ; no. 17 . - Geological Survey bulletin (Tasmania. Geological Survey) ; no. 17. .
At head of title: Tasmania. Department of Mines. "Issued under the authority of the Honourable J.E. Ogden, Minister for Mines."
gs 14000754
Mines and mineral resources--Australia--Tasmania.
QE346 / .A3 no. 17