a device for measuring azimuths, consisting of a graduated ring equipped with a sighting vane on each side, which fits concentrically over a compass.
[ 1585-95 ]
a device for measuring azimuths, consisting of a graduated ring equipped with a sighting vane on each side, which fits concentrically over a compass.
[ 1585-95 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012