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Protractor Triangle

Weems & Plath

WeemsPlath-103

The Protractor Triangle is inscribed with black markings. Using two 45° triangles provides an easy method of plotting and performing chart work. 


Overview

Used as a pair to transfer a directional line on a chart. Protractor scale allows easy alignment with chart meridian in any direction. Direction is maintained as one triangle is slid along the other to desired position. 90° angle helps determine lines of position. Crafted of clear, durable vinylite. Lifetime warranty.


Specifications

  • Inscribed with black markings
  • Clear
  • Durable vinylite


Category: withdrawn

Type: Protractor

Vendor: Weems & Plath