Letzte Suchanfragen
Ergebnisse für *
Es wurden 2 Ergebnisse gefunden.
Zeige Ergebnisse 1 bis 2 von 2.
Sortieren
-
The works of Edmund Gunter
containing the description and use of his sector, cross-staff, bow, quadrant, and other instruments : with a canon of artificial sines and tangents, to a radius of 10,00000 [sic] parts, and logarithms from an unite [sic] to 10000 with the use thereof in arithmetick, geometry, astronomy, mathematicks in the Bulwark neer the Tower -
The triangular quadrant, or, The quadrant on a sector
being a general instrument for land or sea observations : performing all the uses of the ordinary sea instruments, as Davis quadrant, forestaff, crosstaff, bow, with more ease, profitableness, and conveniency, and as much exactness as any or all of them : moreover, it may be made a particular and a general quadrant for all latitudes, and have the sector lines also : to which is added a rectifying table to find the suns true declination to a minute or two, any day or hour of the 4 years : whereby to find the latitude of a place by meridian, or any two other altitudes of the sun or stars