Reference numberCLP/8ii/76
TitleDocuments, concerning Stephen Plank's new octant to take heights and distances at sea
DescriptionConsists of two reports about the invention and six testimonials signed by Stephen Plank junior, Peter Pooley, John Milton, William Pardon, William Hodgkin and William Heath.

Read to the Royal Society on 2 and 9 March 1731.

Subject: Navigation / Nautical / Scientific instrument
Physical descriptionInk on paper
Access statusOpen
Related records in the catalogueRBO/17/5
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