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 168
nding with eachpilaster along the back; and these apertures are respectively tobe connected by means of small brick flues, or, cheaper and better,by 6-inch draining-tiles, with the apertures in the pilasters withwhich they correspond. The space between the flue and theback wall may be filled up… … Ground Plan,pp. Hollow pilasters; c c, air-chamber, or flue for the pipes. coarse dry rubbish. The heating-pipes, which should be not lessthan a pair of 4-inch pipes for a pit whose lights are 6 ft, long,are to be laid as usual, on small piers about 9 in. above the floorof the flue, which should be…