Mechanical equinoctinal sundial in brass, for latitude 52 [degree] mounted on oak block missing sights Mechanical equinoctinal sundial
Sundial, brass, partly silvered, base plate 8 1/2 in. by 10 1/2 in. overall. Engraved " Franz Antoni Knitl FL", Austrian, late 17th or early 18th century, in case (not original) Sundial, brass, partly silvered 1690-1730
Brass heliochronometer made by C. Becker, London Brass heliochronometer made by C. Becker, London 1854-1863