Blundell Harling Portland Course Plotter

The Portland Course Plotter

• Used worldwide by practical and shore based instructors
• Bright blue directional arrow prevents accidental reciprocal bearings
• Edges are graduated for tide and boat speed
• Base has a fixed grid so it is easy to plot latitude from your GPS system
• Comprehensive instructions included

Also available with the7 Solid Brass Single Handed Divider as a Kit