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 386
. from the furnace. The outer plateof iron is not more distant than from one half to threefourths of an inch from the inner plate, so that thestratum of water is nowhere more than three fourths ofan inch in thickness. This stratum might have beencontinued under the flue as well as on both sides…
