500 BCE - 700 CE | jade
1800s | Ivory
Unknown | obsidian
300 - 900 CE | clay
circa 1100 CE | stone
500 BCE - 700 CE | clay
circa 600 CE | jade
1200 - 1521 CE | clay
300 BCE - 300 CE | clay
300 BCE - 300 CE | clay, slip, paint
early 20th Century | lead, copper, ink residue
late 19th century - early 20th century | iron
late 19th century - early 20th century | denim
late 19th-early 20th century | leather, cloth
late 19th-early 20th century | wool, leather, metal, silk, cotton string
late 19th century - early 20th century | metal
late 19th century - early 20th century | leather, metal
late 19th-early 20th century | metal, watercolor paint,
