Columbia subject headings:
Foundlings--Care--Italy--Milan--History.
Foundlings--Italy--Milan--History.
Orphanages--Italy--Milan--History.
Poor--Italy--Milan--History.
Harvard subject headings:
Foundlings--Care--Italy--Milan--History.
Foundlings--Italy--Milan--History.
Milan (Italy)--Social conditions.
Orphanages--Italy--Milan--History.
Poor--Italy--Milan--History.
Princeton subject headings:
Abandoned children--Italy--Milan--History.
Adoption--Italy--Milan--History.
Children--Institutional care--Italy--Milan--History.
Parent and child--Italy--Milan--History.