The gardener's magazine and register of rural & domestic improvement (1826)
Loudon, J. C. (John Claudius), 1783-1843, A. & R. Spottiswoode, printer, United States. Patent Office. Scientific Library, former owner DSI · London : Longman, Rees, Orme, Brown and Green · leaf 406
rocky bank in the English garden, and with the ledge or causewayin the rocky valley ; which ledge may be said to form, as it were,the key-note to the place. The suitableness of the stone walk tothis rocky garden is worthy of notice : not only does the materialharmonise with the margins of the beds,… … better than gravel would have done, but, being on a steep slope,it is not liable to be washed away, as that material would have been,by every shower of rain. The walk is formed by flat laminae ofthe sandstone, from six inches to a foot in thickness, not veryeven on the surface, and joined together…