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, ... 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. From the Philosophical transactions

Förlag	År	Ort	Om boken	ISBN
	1795	England, London	iv,180p.,plates 4⁰.