18:32Adjustable errors of the sextant - Determining and correcting the errorsSteering Mariners6.8K viewsView & Download
26:52Sextant , it's error ,correction, it's optical and mechanical componentsWAVES82 viewsView & Download
3:12how to handle the sextant safely and correctly and identify the parts and the sextant errorsJames Kyle Abrenica4 viewsView & Download
