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Board of Longitude


Found in 1 Collection or Record:


Letter from J.L. Mackay to the Board of Longitude, 1818-11-16

Reference Code: GBR/0180/RGO 14/40: 367
Scope and Contents

Outlining his proposed method of finding longitude with a lunar dial.

Dates: 1818-11-16
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  • Subject: Cheltenham X