Account of an observation of the night ascension and declination of Mercury : out of the meridian, near his greatest elongation, Sept.1786, made by Mr. John Smeaton, F. R. S. With AN Equatorial Micrometer, Of His Own Invention And Workmanship; Accompanied With AN Investigation Of A Method Of Allowing For Refraction In Such Kind Of Observations. From the Philosophical Transactions / Smeaton, John
Date : 2009
Type : Livre / Book
Langue / Language : anglais / English