REMOVE

1. Societal Artifact
2. Costume and Jewelry
3. Unknown
4. 20th century

WHAT

1. Costume and Jewelry (2)
2. Societal Artifact (2)
3. headwear (1)
4. mask, (1)
5. skin, tusk, cloth, metal (1)

WHERE

1. African; Central African; … (1)
2. African; West African; Ni … (1)
3. Nigeria (1)
4. Zaire (1)

WHO

1. Fine Arts Museums of San … (2)

WHEN

1. 1900 (2)
2. 1999 (2)
3. 20th century (2)