Columbia subject headings:
Harvard subject headings:
Fruit-culture--Early works to 1800.
Fruit-culture--England--Early works to 1800.
Gardening--Early works to 1800
Knot gardens--Early works to 1800.
Princeton subject headings:
Fruit-culture--Early works to 1800.
Fruit-culture--England--Early works to 1800.
Gardening--Early works to 1800.
Knot gardens--Early works to 1800.