The inventions of the hemispherium and the hemicyclium are attributed to Berosus (356-323 BCE), a Chaldean priest and astronomer who brought these types of sundials to Greece. Both dials use the shape ...

Early sundials of this type are rare. It was excavated at Scadbury Manor, home of the Walsingham family, by Orpington & District Archaeological Society. It was never completed; it has a finely ...