Columbia subject headings:
Harvard subject headings:
Agriculture--Ireland--Pictorial works.
Agriculture--Ireland--Societies, etc.--History--Pictorial works.
Macra na Feirme--History--Pictorial works.
Princeton subject headings:
Agriculture--Ireland--Pictorial works.
Agriculture--Ireland--Societies, etc.--History--Pictorial works.
Macra na Feirme--History--Pictorial works.