REMOVE

1. Paintings
2. Mural

WHAT

1. unknown (1)
2. volcanic ash, lime coatin … (1)

WHERE

1. Mexico (2)
2. North American; Central A … (2)

WHO

1. Fine Arts Museums of San … (2)
2. Unknown (2)

WHEN

1. Mexico (2)
2. 600 (1)
3. 600 - 750 (1)
4. 750 (1)
5. unknown (1)