Columbia subject headings:
Harvard subject headings:
Crespi d'Adda (Italy)--History.
Garden cities--Italy--Adda River Valley--History.
Garden cities--Italy--Po River Valley--History.
Industrial housing--Italy--Adda River Valley--History.
Industrial housing--Italy--Po River Valley--History.
Princeton subject headings:
Crespi d'Adda (Italy)--History.
Working class--Dwellings--Italy.