Ruler, long
Product number:
20145
Product information "Ruler, long"
Standard Flying School Issue. Outside edges respectively read to 110nm in 1:500,000 and to 55nm in 1:250,000. Centre scale converts between Kilometres (KM) 1:500,000 from 0–200km and Statute Miles (SM) 1:500,000 from 0–125nm.
Length: 420 mm
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