REMOVE

1. statues
2. barriers
3. eyeglasses
4. guardian lions
5. moustaches
6. benches (furniture)

WHAT

1. Visual Works (hierarchy n … (1)
2. arcades (structural assem … (1)
3. artists (visual artists) (1)

More 

WHERE

1. New York, New York (1)

WHEN

1. 1964 (1)
2. ca. 1964 (1)