Columbia subject headings:
Architecture--United States--History--20th century.
Architecture--United States--History--21st century.
LMN Architects.
Public architecture--United States.
Harvard subject headings:
Architectural firms--United States.
Architecture--United States--History--20th century
Architecture--United States--History--21st century
LMN Architects.
Princeton subject headings:
Architecture--United States--Designs and plans.
LMN Architects.