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 667
General Notices. 655 figured and described in our Vol. VT. p. 216, 217. Our gardening readerswill not fail to perceive that Mr. Sauls amendment to the sonde and aqua-rian is very similar in its nature to that supplied by Read to the gardensyringe, and, if this kind of watering engine be adoptable,… … noticed. To remove a tree, T first dig a sufficient trench round it, andthen place on one side of its ball one of the irons {a a), which resemble infigure an inverted cross, or say the letter T turned bottom upwards. Eachof these irons has three holes in its lower side, and one hole in the top…