The scale most often used. Manufactured with rounded protective ends. Outside edges read to 110 Nautical Miles in 1:500,000 and 55 Nautical Miles in 1:250,000 respectively.
Centre scale reads Kilometres to 200 and Statute Miles to 127. All Scales and Protractors are manufactured towithstand perpetual use. Each supplied in polythene slip case.
Length 42cm ( 16.5")
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The scale most often used. Manufactured with rounded protective ends. Outside edges read to 110 Nautical Miles in 1:500,000 and 55 Nautical Miles in 1:250,000 respectively.
Centre scale reads Kilometres to 200 and Statute Miles to 127. All Scales and Protractors are manufactured towithstand perpetual use. Each supplied in polythene slip case.
Length 42cm ( 16.5")
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