HBM-1 (10 inches)

NHB010
AUD$10.00
Stock 26

Scale ruler, outside edges respectively read to 35 Nautical Miles in 1:250,000 and to 7 Nautical Miles in 1:50,000. Centre scale reads to 130 Kilometres in 1:50,000 scale and to 70 Nautical Miles in 1:500,000 scale.

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