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Ships within 48 hours · Estimated delivery Sep 24 - Sep 29
Last NTM: 28-Mar-1986
with information on launches and moorages
Last NTM: 16-Nov-2018
Chart Image Size: 23" x 29"
Chart Image Size: 44⅞" x 30¼"
#103 Protractor Triangle washington Last NTM: 28-Mar-1986Weems and Plath Item #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
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