Show century sundials were E elaborate la borate devices the most elaborate sundials ever made were the portable watch sized instruments designed in europe between the and centuries says CoUie colliers rs besides a compass some contained as many as 15 devices among them being for example dials for determining the nocturnal hour by either the moon or certain stars an adjustment for changes in latitude a diagram showing planetary positions and a contrivance for ascertaining the time when the sun and moon would rise and set |