Columbia subject headings:
Gardens--Netherlands--Leiden--History--17th century.
Gardens--Netherlands--Leiden--History--18th century.
Leiden (Netherlands)--Buildings, structures, etc.
Harvard subject headings:
Gardens--Netherlands--Leiden--History--17th century.
Gardens--Netherlands--Leiden--History--18th century.
Gardens--Netherlands--Leiden.
Historic gardens--Netherlands--Leiden.
Landscape architecture--Netherlands--Leiden.
Landscape gardening--Netherlands--Leiden.
Leiden (Netherlands)--Buildings, structures, etc.
Princeton subject headings:
Gardens--Netherlands--Leiden--History--17th century.
Gardens--Netherlands--Leiden--History--18th century.
Leiden (Netherlands)--Buildings, structures, etc.