How to use the sighting compass Geonaute Explorer 900 ?
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Comment utiliser une boussole de randonnée ?
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Comment utiliser la boussole de visée Geonaute Explorer 900 ?
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SILVA Navigation School – how to navigate safely with map and compass
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How to use a compass on a hike ?
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How to use a compass when lost: Safety Bearing
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Land Navigation with a Lensatic Compass - fast azimuth technique
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How to use a mirror compass - simplified
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