5" Douglas Protractor 127 mm Waterproof Notebook Covers and seawater exposure

and seawater exposure

Breithaupt COCLA - Precision Stratum Compass

the eTrex Solar features a rugged

while the temperature sensors—positioned just above the Watermark—help enhance the precision of your data

5" Douglas Protractor 127 mm Waterproof Notebook Covers and seawater exposureDouglas Protractor WG 127 mm The Douglas protractor is designed to assist in laying a course or bearing, reading a bearing, finding departure or latitude between two positions, finding a magnetic course, and fixing graduations in 1 increments. In addition, a fi" x fi" grid is printed in the centre section of this protractor. 127mm (5") square.