A rare and unusual miner’s compass in the style of Joseph Schablas(f)s(z) of Vienna, early 19th century. Although unsigned, it is of the highest quality and shows many features attributed to the famous Austrian scientific instrument maker. The 4 inch square compass has a silvered dial of unique demarcations. Firstly, the cardinal points are latinized (North: SE-septentriones, East: OR-oriens, South: ME-meridiens and West: OC-occidens). Secondly, the outer dial is divided into a 24 hour clock ( 4 minute divisions).
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