Parts of a German Tellurium “Primus” – Disc, Moon, Handle, Pointer & Original Manual A rare and interesting set of original components from a German tellurium, model “Primus”. These parts originate from an educational astronomical instrument used to demonstrate the movements of the Earth, Moon, and Sun. The lot consists of several essential elements of the mechanism, including: • The main disc • The Moon sphere • The operating handle / crank • The pointer / indicator arm • The original instruction manual These components were part of a mechanical teaching device widely used in schools to explain astronomical phenomena such as day and night, seasons, lunar phases, and eclipses. ________________________________________ Historical Context Telluriums like the “Primus” model were produced in Germany in the mid-20th century and are appreciated today for their educational value and mechanical ingenuity. Complete examples are increasingly scarce, and original parts are especially sought after by collectors and restorers. ________________________________________ Condition New, old stock, with possible signs of age and wear due to storage. Please carefully review the photos for condition and completeness. ________________________________________ Why this lot is interesting • Ideal for collectors of scientific instruments • Valuable for restoration projects of incomplete telluriums • Attractive for educational or decorative use • Rare opportunity to acquire original spare parts, including the manual ________________________________________