Portland Course Plotter

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The Portland Course Plotter is a deluxe Breton-type plotting instrument engineered for precise and efficient chartwork. Trusted worldwide by practical and shore-based instructors f or teaching and real-world navigation. Raised knurled compass rose: Easy to grip and rotate, even with cold or wet hands Bright blue directional arrow: Minimizes the risk of accidental reciprocal bearings Graduated edges: Marked for tide and boat speed to support passage planning Fixed base grid: Simplifies plotting latitude from GPS positions directly onto charts Comprehensive instructions included: Suitable for both students and experienced navigators A robust, instructor-approved course plotter for accurate, repeatable chart plotting on every passage. Show more