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ISBN: 9780071749572
with information on launches and moorages
Chart Image Size: 23" x 29"
Flag of the State of Kuwait
#103 Protractor Triangle washington ISBN: 9780071749572Weems 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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