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 680
the chimneyof which was not sufficient to carry off the smoke, notwith-standing I had it raised and altered in various ways; andconceiving at last that height had little to do with it, I deter-mined to try what virtue there was in garden pots. I had thechimney lowered considerably, took a pot about… … from the top, occasioned by the current of air that passed up-wards through the cavities between the pots, on account oftheir not being quite circular, irregular ones having beenpurposely selected. Indeed, it has answered the purposeextremely well ever since, and to gardeners it is a cheap…
