An Instrument, for Seeing the Sun, Moon, or Stars, Pass the Meridian of Any Place. Useful for Setting Watches in All Parts of the World with the Greatest Exactness, to Correct Sun-Dyals; To Assist in the Discovery of the Longitudes of Places, etc. By the Reverend Mr William Derham, F. R. S.
Derham, W.
期刊名称Philosophical Transactions of the Royal Society of London