Columbia subject headings:
Architecture--Competitions.
Community centers--United States.
Nuclear bomb shelters--United States.
Harvard subject headings:
Architecture--Competitions
Civil defense--United States
Community centers--United States.
Nuclear bomb shelters--United States.
Nuclear bomb shelters--United States.--Design and construction--Pictorial works.
Princeton subject headings:
Architecture--Awards.
Architecture--Competitions.
Community centers--Designs and plans.
Nuclear bomb shelters--Designs and plans.