early 20th century | cotton, glass, silk ribbon, plastic
19th century | ivory, slate
early 20th century | glass beads, turquoise, leather
Unknown | jade
Unknown | stone
Unknown | clay
300 BCE - 300 CE | obsidian
Unknown | shell
Unknown | quartz
300 BCE - 300 CE | clay, slip, paint
1600 - 1800 | clay
500 BCE - 700 CE | jade
1800s | Ivory