An Account of the Trigonometrical Survey Carried on in the Years 1791, 1792, 1793, and 1794, by Order of His Grace the Duke of Richmond, Late Master General of the Ordnance. By Lieut. Col. Edward Williams, and Capt. William Mudge, of the Royal Artillery; And Mr. Isaac Dalby. Communicated by the Duke of Richmond, F. R. S.
Philosophical Transactions of the Royal Society of London
doi 10.1098/rstl.1795.0023
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Date
December 31, 1795
Authors
Unknown
Publisher
The Royal Society
