Columbia subject headings:
City planning--France--Paris.
Ecole polytechnique (France)--History.
Paris (France)--History.
Harvard subject headings:
Ecole polytechnique (France)--History.
Paris (France)--Buildings, structures, etc.--History.
Technical education--France--Paris--History.
Princeton subject headings:
City planning--France--Paris.
Ecole polytechnique (France)--History.
Paris (France)--History.