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 97
e a little deficient. In gardens where worms are plentiful, an aquariumcannot be formed merely of clay; as the worms all collect to the water,and pierce holes in the clay, and thus let the water off. This I found bysad experience, only last summer; and in a loamy, sandy, porous gardensoil,… … the sections of a 9-inch brick wall, surrounding the whole; between whichand the outside 4-inch walls (b b) is a space (c c) of 4 in. for holding pud-dle and salt to keep the worms off. The bottom is composed of flagsjointed with Parkers cement, and laid on a bed of well beaten mud orpuddle, so…
