Iron ring, supposed to have been axle hoop of Caledonian war chariot used in battle between Agricola and Galgacus, fought nearby - found at Roman Camp, Stonehaven, Kincardineshire 1800.
Azimuth compass in wooden box with lid and lock and key . Brass scales. 4 sights are detachable - 2 fit on rotating compass ring and 2 on meridional line. Each sight has a slit and a cross wire one above the other. Box has inset disc ' Univ. Abdn.…