11th-13th century, probably 12th century
Marble
19th centuryAmericanMarble
20th centuryAmericanPlaster
20th centuryGermanenamel on hydrostone
20th centuryAmericanMetal, plastics, glass, paint, and wood, with electric motor
21st centuryUnidentified cultureStone
20th centuryChinesePlaster
19th centuryItalianTerracotta
5th century BCEGreekGreek marble, from Thasos or northwest Asia Minor
4th-5th century CERomanBronze
20th centuryAmericanSteatite or chlorite
6th millennium BCEGlazed majolica
19th centuryItalian