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Weems & Plath Marine Navigation Nautical Slide Rule

Marine Chandlery

Marine supplies and accessories for both power boating and sailing.

Boating Accessories

Trailer accessories, life vests, fuel tanks, lubricants, anchors etc

Weems & Plath Marine Navigation Nautical Slide Rule

$21.99

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Gives immediate solution to all speed-time-distance problems. Equally applicable for nautical or statute miles. Speed in knots or m.p.h., time in hours, minutes, or seconds, and distance in nautical or statute miles (or yards if desired, and if speed is i

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