Weems & Plath Protractor - 255

The Weems Protractor has a movable compass rose grid that can be used to lay off a course or bearing, measure distance between any two points, plot position on a chart from a given set of coordinates, or determine coordinates of position on a chart.

Features:

• An updated version of the Breton Plotter or Portland Plotter
• Variation can be preset on the movable rose for ease in plotting compass bearings
• The edges of the Weems Protractor are graduated in inches and centimeters
• Pencil and sharpener included
• Lifetime Warranty

Weems & Plath Protractor Owner's Manual