REMOVE

1. Stone
2. The Art Institute of Chicago
3. Unknown
4. 900

WHAT

1. Architectural Fragment (1)
2. Architecture (1)

WHERE

1. North American; Central A … (1)
2. North and Central America … (1)

WHO

1. North or Central America, … (1)
2. The Art Institute of Chic … (1)

WHEN

1. 600 (1)
2. 600 - 900 A. D. (1)
3. North and Central America … (1)