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Weems & Plath
Course Plotter

W&P 133
Used by navigators for over 50 years.This is a 15" course plotter with a semi-circular protractor scaled from 180 to 360 inside. Lower edge scales 1:80,000and 1:40,000 to accommodate National Ocean Survey charts. For north and south courses, a small auxiliary protractor scale is printed inside the larger one and is used against a parallel latitude. The upper edge is scaled one inch equal to 2O miles to accommodatethe VP-OS Universal Plotting Sheets.

No Longer Available

Weems & Plath Course Plotter

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