Columbia subject headings:
Garden structures--Early works to 1800.
Harvard subject headings:
Garden structures--Designs and plans--Early works to 1800.
Garden structures--Early works to 1800.
Gardens--Design--Early works to 1800.
Neoclassicism (Architecture)--Early works to 1800.
Pavilions--Designs and plans--Early works to 1800.
Princeton subject headings: