13 results filtered with: Quadrants (Astronomical instruments)
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The sector on a quadrant, or, a treatise containing the description and use of four several quadrants; two small ones and two great ones, each rendred many wayes, both general and particular. Each of them accomodated for dyalling; for the resolving of all proportions instrumentally; and for the ready finding the hour and azimuth universally in the equal limbe. Of great use to seamen and practioners in the mathematicks / Written by John Collins accountant philomath. Also an appendix touching reflected dyalling [by J. Lyon] From a glass placed at any reclination.
Collins, John, 1625-1683.Date: 1659
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MS Arabic 593
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The description and use of a portable instrument, vlugarly [sic] known by the name of Gunters quadrant : by which is perform'd most propositions in astronomy, as the altitude, azimuth, right ascention, and declination of the sun, &c. : also his rising, and setting and amplitude, together with the hour of the day or night, and other condusions exemplified at large : to which is added the use of Nepiars bones in multiplication, division, and extraction of roots, also the the nocturnal, the ring dial, and Gunters-line, in many necessary and delightful conclusions, fitted to the understanding of the meanest capacity : collected and digested into this portable volumn, for the use of young practitioners / by a true lover of the mathematicks.
Gunter, Edmund, 1581-1626Date: 1685- Books
The description and use of the trianguler-quadrant : being a particular and general instrument, useful at land or sea; both for observation and operation. More universally useful, portable and convenient, than any other yet discovered. With its uses in arithmetick. Geometry, superficial and solid. Astronomy. Dyalling, three wayes. Gaging. Navigation. In a method not before used. By John Brown, philomath.
Brown, John (Philomath)Date: 1671
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MS Arabic 869
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MS Arabic 377
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John Bird. Mezzotint by V. Green, 1776, after J. Lewis.
Lewis, John, approximately 1740-Date: Decr. 2. 1776Reference: 1120i
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Two types of quadrant and a branch of common oak (Quercus robur) with galls. Coloured engraving by J. Pass, c. 1826.
Date: [1827]Reference: 25508i
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MS Arabic 375
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The description and uses of the celestial and terrestrial globes, and of Collins's pocket-quadrant / By John Harris.
Harris, John, 1667?-1719.Date: 1710
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MS Arabic 383
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Horologiographia: or, The art of dyalling, : being the second book of the use of the trianguler-quadrant. Shewing the natural, artificial, and instrumental way, of making of sun-dials, on any flat superficies: with plain and easie directions, to discover their nature and affections, by the horizontal projection. With the way of drawing the usual ornaments on any plain: also, a familiar easie way to draw those lines on the ceiling of a room, by the trianguler quadrant. Also, the use of the same instrument in navigation; both for observation, and operation. Performing the use of several sea-instruments still in use. / By John Brown, philomath.
Brown, John (Philomath)Date: 1671- Books
L'uso della squadra mobile. Con la quale per teorica et per pratica si misura geometricamente ogni distanza, altezza e profondità, s'impara à perticare, livellare, et piglare in disegno, le città, paesi et provincie / Da Ottavis Fabri data in luce.
Fabri, Ottavio, active 1598.Date: 1598