Professional Protractor Triangle with Handle (Weems & Plath 104) Digital Charts NOAA Nautical Chart 14968: Grand

NOAA Nautical Chart 14968: Grand Portage Bay

including pipelines and offshore installations

West Limit 142� 04'

the Gencon and Asbatankvoy

Professional Protractor Triangle with Handle (Weems & Plath 104) Digital Charts NOAA Nautical Chart 14968: GrandThe Professional Protractor Triangle with handle is larger than other navigation triangles on the market, with sides that are 9 1 4 inches (23. 50cm) long and a hypotenuse (long side) 13 inches (33. 02cm) long. Its clean, uncluttered design is inscribed with contrast enhancing colors (red & black) that display both 320mm & 1 80,000 scales. A hole located at the vertex allows the user to convert the protractor into a quadrant to measure alttitude or