Similar Items

• Directions for the use of Hadley's quadrant : with remarks on the construction of that instrument. With considerable corrections and additions. By the Reverend Mr. Ludlam, Late Fellow of St. John's College, Cambridge
  by: Ludlam, William
  Published: (1790)
• The description and uses of Barston's new-invented universal astronomical quadrant : which appears from authentick certificates transmitted to the Right Honourable the Lords of the Admiralty, to excel all others in navigation; and from repeated experiments of able astronomers, &c. to be more serviceable in astronomy, surveying of land, and dialling, than any other hitherto Invented
  Published: (1740)
• The description and use of a portable instrument, vulgarly known by the name of Gunter's quadrant : By which is perform'd most propositions in astronomy; ... To which is added, the use of Nepiar's bones ... By William Leybourn. The third edition, with the addition of the use of Gunter's quadrant in taking the declination of a plain ... By Charles Leadbetter
  by: Leybourn, William
  Published: (1732)
• Instructions at large, for the use of Hadley's quadrant : wherein are contained the principles on which that most ingeniously contrived, and useful instrument is constructed; together with a description and use of Vermier's, enormously called Nonius's divisions
  Published: (1766)
• The Construction and use of the sea quadrant, commonly called Hadley's quadrant : Containing such directions, as are necessary to render the use of this noble instrument both easy and certain, particularly with respect to the back observation, which has been hitherto neglected for want of proper instructions. To which is added, an introduction, explaining the theory of the instrument in a plain and familiar manner, with correct tables of the sun's declination, which being calculated for four years are thereby rendered perpetual
  Published: (1757)