the nautical almanac and astronomical ephemeris for the 1830 (Google eBook)

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1827
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Contents

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Page x - Purpose by the Lord High Admiral or Commissioners for executing the Office of Lord High Admiral...
Page xv - Table so printed, published, or vended, forfeit and pay the Sum of Twenty Pounds, to be recovered by Action of Debt, Bill, Plaint, or Information, in any of His Majesty's Courts of Record...
Page xv - Pounds, to be recovered by Action of Debt, Bill, Plaint, or Information, in any of His Majesty's Courts of Record at Westminster...
Page 216 - Price 5s. 1779. XIV. A SEXAGESIMAL TABLE, exhibiting at Sight the Result of any Proportion where the Terms do not exceed 60 Minutes; and a MILLESIMAL TABLE of proportional Parts, with other useful Tables.
Page 215 - GENERAL TABLES for correcting the Apparent Distance of the Moon and a STAR or the Sun from the Effects of Refraction and Parallax, in 276 Sheets in folio.
Page xviii - An Act for more effectually discovering the longitude at sea, and encouraging attempts to find a northern passage between the Atlantic and Pacific Oceans, and to approach the North Pole.
Page ix - An Act for providing a publick Reward for such Person or Persons as shall discover...
Page ix - Commissioners for the Discovery of the Longitude at Sea, and for examining, trying, and judging of all Proposals, Experiments, and Improvements relating to the same: And whereas another Act was passed in the Twentysixth Year of the Reign of His late Majesty King George the Second, for rendering more effectual the...
Page 152 - Compass distant from the Meridian, but the nearer to the East or West the better, the Latitude of the Place being known, or being found by Observations of the Meridian Altitude of the Sun or Stars made on Purpose. It will be better to take several Altitudes in order to take a mean of the Results for greater Certainty. And if one Star be observed to the East and the other to the West of the Meridian, the Time will be determined with rather more certainty. The manner of computing the apparent Time...
Page 218 - Tables to be used with the Nautical Almanac for finding the Latitude and Longitude at Sea, with easy and accurate Methods of performing the Computations required for these purposes, by the Rev.W. LAX, &c.

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