The art and practice of landscape gardening (1890)
Milner, Henry Ernest · London : The author : Simpkin, Marshall, Hamilton, Kent · leaf 169
ly holes. The gradient should be easy and continuous.After the requisite excavation has been made to acquire the rightgradient-level there should be laid a foundation of stone, brickbats,chalk, or other hard and sound material, at least one foot thick,and on this a layer of gravel or broken stone 4… … ECONOMIC TREATMENT OF LAND. I03 channels to conduct the water to the gully holes. It is economicalthat roads be well made and of good width. If it is consideredthat an estate will take some time to develop, the centre only ofthe road may be finished, and a grassy space left on either side,till…
Landscape architecture · Gardening
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