Unknown | obsidian
Unknown | clay
Unknown | quartz
Unknown | slate
1543 | ink on paper
300 BCE - 300 CE | clay
300 - 900 CE | jadeite
100 BCE - 700 CE | jadeite
300 - 900 CE | clay
300 BCE - 200 CE | obsidian
1300 - 1521 CE | clay
500 BCE - 700 CE | clay
100 BCE - 700 CE | clay
circa 1940 | lithograph on paper
1200 - 1500 CE | clay