Search results
Jump to navigation
Jump to search
- ...The [[cardinal points]] are [[north]], south, east and west. A compass can be used in conjunction with a [[chronometer]] and a [[sextant]] to provide a v ...observing variations of the needle. A gyrocompass or astrocompass can also be used to ascertain [[True north]].27 KB (4,045 words) - 08:13, 19 August 2021