Then there's setting up during daylight hours, using a good ol protractor, a plumb-bob and obtain thesun's current Azimuth. Adding 180º to the Az and align the string's shadow to this. The protractor's 0º points to North. Attached Thumbnails Toups, psandelle, Terra Nova and5 o...
* - Cases of drawing instruments , lengthening bars of compasses , compasses , mathematical drawing pens and the like * * - Scatole di compassi con compassi , prolunghe per compassi , tiralinee e strumenti simili * EurLex-2 Rulers, protractors, drafting rulers, drawing rulers, ungrad...