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History Museum > Our programme > Exhibitions > Georg Peuerbach
Georg Peuerbach
Court astronomer and astrologer
11.05.2011 - 31.12.2012
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Duration
11.05.2011 - 31.12.2012
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About the
Exhibition
Georg Peuerbach constructed the first folding sundial with inbuilt compass in 1451. This also took magnetic declination– the difference between geographical north and magnetic north - into account, which meant time could be stated precisely.