SKU: WP255

Weems & Plath 255 Weems Protractor

An updated version of the Breton Plotter or Portland Plotter, 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.

  • 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
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