A Recommendation of Hadley's Quadrant for Surveying, Especially the Surveying of Harbours, Together With a Particular Application of It in Some Cases of Pilotage. By the Rev. John Michell, B. D. F. R. S.
Philosophical Transactions of the Royal Society of London
doi 10.1098/rstl.1765.0010
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Date
December 31, 1765
Authors
Unknown
Publisher
The Royal Society
