Columbia subject headings:
Architecture--Rhode Island--Providence.
City planning--Rhode Island--Providence.
City planning--Rhode Island.
Monuments--Conservation and restoration--Rhode Island--Providence.
Harvard subject headings:
Architecture--Rhode Island--Providence--Conservation and restoration.
City planning--Rhode Island--Providence.
Monuments--Conservation and restoration--Rhode Island--Providence.
Princeton subject headings:
Architecture--Rhode Island--Providence--Conservation and restoration.
City planning--Rhode Island--Providence.
City planning--Rhode Island.
Monuments--Rhode Island--Providence--Conservation and restoration.