Artefact gallery
Astronomical observing instruments and timekeeping
Astronomical observing instruments in conjunction with timekeeping devices were used to fix the positions of towns in Queensland in the 1890s.
In this guide:
- Distance measurement instruments
- Drafting and mapping instruments
- Angular measurement instruments
- Heighting instruments
- Surveying accessories
- Astronomical observing instruments and timekeeping
- Artefact gallery
- Photographic equipment
- Calculations