There were servants and chauffeurs and gardeners, and all of them knew that the white robed mystery was somewhere on the place.
"They Call Me Carpenter"
Upton Sinclair
And all the while, out in the suburbs of the city where the college is located, market gardeners are practicing on an enormous scale a new system of intensive agriculture which makes the "law of diminishing returns" a foolish joke.
"The Book of Life: Vol. I Mind and Body; Vol. II Love and Society"
Upton Sinclair
"Oh, the graders are sort of rough gardeners.
"The Doers"
William John Hopkins