Calibration bar for Watts variometer
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- Type
- Geophysical survey equipment
- Collection
- Bureau of Mineral Resources collection no. 1
- Accession number
- 1987.0010.0231
Description
A calibration bar for Watts variometer. The bar is gold coloured, metal and has centimetres marked along the top. The object is fitted inside a dark brown wooden box. There is masking tape adhered to the outside with text written in black marker which reads 'M 1132'.
Read live from the Museum's Collection API (12/11/2026, 6:55:38 am). Record last updated by the Museum 2025-12-11. Licence: https://creativecommons.org/licenses/by-nc/4.0/.