Henderson's picturesque gardens and ornamental gardening illustrated (1908)
Henderson, Charles · New York: Henderson · leaf 115
lly artificial, being made by utilizing the earth from thecenter to make banks. Both bottom and sides were firmly packed by trampling and tread-ing; clay was then puddled about 2 feet deep over the surface in which stones were thicklyembedded; afterwards a coating of cement was laid over; then beds…
Gardens · Landscape gardening
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