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Weems & Plath Marine Navigation Vectormaster Circular Slide Rule and Navigation ToolAn advanced navigation tool, the circular slide rule provides for the solution of time, speed and distance, fuel consumption, conversions, multiplication, and division. On the reverse, the face of the Vectormaster permits rapid solution of problems involv$44.00$44.00
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WEEMS & PLATH Marine Navigation GPS PlotterThe GPS Plotter is a straightforward and effective interface between a GPS and a paper chart. It enables the latitude and longitude obtained from a GPS to be quickly, easily, and accurately plotted on a paper chart in a simple two-step maneuver. It does t$38.00$38.00
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WEEMS & PLATH Marine Navigation Clock Chart Weight (Brass)The brass Clock Chart Weight is an excellent personal keepsake when customized by imprinting or engraving. It is a handsome addition to any desk or chart table. The brass Clock Chart Weight is a quartz clock set in a forged brass ring. It is brushed and lacquered so it will not tarnish or show fi...$45.95$45.95
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