MERIDIAN CALCULATOR, Heanley's Reduction to the
T1970.407
One of the earliest navigational slide-rules. Designed by Captain Heanley of the Union Castle Line. He later perfected an "Octagonal slide-rule" for aerial navigators.
Department:
History DepartmentCollection
| Accession Number: | T1970.407 |
|---|---|
| Accession Date: | 8 Sep 1970 |
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Western Australian Museum Collections https://museum.wa.gov.au/online-collections/content/T1970.407
Accessed 16 May 2024
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