Citations

  • Powerhouse Museum, ''Screw Bolt’ mining rock bolt’, Powerhouse Museum, Sydney, NSW.

    http://from.ph/153209

  • Powerhouse Museum, ’96/383/2 Rock bolts, prototypes (2), test materials (2) and hollow bar samples (2), 'The Screw Bolt’, 'Powerhouse Museum Selection 1995’, steel/concrete, Dr Peter Gray, BHP Engineering Pty Ltd, Wollongong, 1993-1995’, Powerhouse Museum, Sydney, NSW.

    http://from.ph/153219

Initial data sources

  • Powerhouse Museum