. The book of the garden. Gardening. PITS HEATED BY HOT WATER, &o. 447 The water re-enters the boiler from the tank by descending through a pipe, the orifice of which is level with the floor of the tank at k. Dalkeith bulb-pit, figs. 623 and 624, is in size and arrangement similar to the last, Fig. only, instead of a bed of sand, the pots stand on the slates which cover the tanks. a shows the stair leading down to the passage from the back, b the chimney, c stoke-hole, d pipe for supplying the boiler and pipes with fresh water, e the gauge-pipe, the external orifice of which is level
. The book of the garden. Gardening. PITS HEATED BY HOT WATER, &o. 447 The water re-enters the boiler from the tank by descending through a pipe, the orifice of which is level with the floor of the tank at k. Dalkeith bulb-pit, figs. 623 and 624, is in size and arrangement similar to the last, Fig. only, instead of a bed of sand, the pots stand on the slates which cover the tanks. a shows the stair leading down to the passage from the back, b the chimney, c stoke-hole, d pipe for supplying the boiler and pipes with fresh water, e the gauge-pipe, the external orifice of which is level with the full height of the water within, so that, when the water flows from it in charging, it is certain that boiler, pipes, and tanks are full. This pipe is left open, so that, should the water expand from being over-heated or too full, it finds a ready escape. Fig. 624 is a Fig. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original McIntosh, Charles, 1794-1864. Edinburgh and London, W. Blackwood
Size: 1981px × 1262px
Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1850, booksubjectgardening, bookyear18
