clocks, sundials, horizontal sundial by Ludwig, in quadratic leather case, dimensions: 12,8 x 12,8 cm, Dresden, Germany, 1st half of the 18th century, Bavarian National Museum, Munich, historic, historical, chronometry, chronometries, chronometer, measurement, measurement device, measurements, measurement devices, chronograph, object, objects, technology, technologies, technology, Additional-Rights-Clearences-NA

- Image ID: GD26X9