https://padlet.com/shawth5519/4chlbi1vtuit telescopes, astrolabes, compasses, sextants en-us 2019-11-08 18:23:54 UTC 2019-11-15 18:26:18 UTC hello@padlet.com shawth5519 https://padlet.com/shawth5519/4chlbi1vtuit/wish/408803479
are an optical instrument designed to make distant objects appear nearer, containing an arrangement of lenses.]]> 2019-11-08 18:26:25 UTC https://padlet.com/shawth5519/4chlbi1vtuit/wish/408803479 shawth5519 https://padlet.com/shawth5519/4chlbi1vtuit/wish/411966287 are an instrument containing a magnetized pointer which shows the direction of magnetic north and bearings from it.

]]> 2019-11-15 18:17:54 UTC https://padlet.com/shawth5519/4chlbi1vtuit/wish/411966287 shawth5519 https://padlet.com/shawth5519/4chlbi1vtuit/wish/411967460 are an instrument with a graduated arc of 60° and a sighting mechanism, used for measuring the angular distances between objects and especially for taking altitudes in navigation.]]> 2019-11-15 18:19:39 UTC https://padlet.com/shawth5519/4chlbi1vtuit/wish/411967460 shawth5519 https://padlet.com/shawth5519/4chlbi1vtuit/wish/411969443 an instrument formerly used to make astronomical measurements, typically of the altitudes of celestial bodies, and in navigation for calculating latitude.]]> 2019-11-15 18:22:37 UTC https://padlet.com/shawth5519/4chlbi1vtuit/wish/411969443