Comments on: Using a compass http://m1cdq.co.uk/blog Backpacking Fun Thu, 15 Jul 2010 15:46:16 +0000 hourly 1 http://wordpress.org/?v=3.0 By: Peter Bowles http://m1cdq.co.uk/blog/survival/using-a-compass/comment-page-1#comment-342 Peter Bowles Wed, 14 Jan 2009 16:50:57 +0000 http://m1cdq.co.uk/blog/?page_id=100#comment-342 For magnetic conversion of compass bearings there is the British Army phrase, which never fails once remembered: Mag to Grid, get rid, Grid to Mag, add. Of course this will be wrong once we reach zero and go out the other side, east, but it has suited me for the last 40 years. For magnetic conversion of compass bearings there is the British Army phrase, which never fails once remembered: Mag to Grid, get rid, Grid to Mag, add.

Of course this will be wrong once we reach zero and go out the other side, east, but it has suited me for the last 40 years.

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