 | James Forbes - Plants, Cultivated - 1833 - 568 pages
...house to the reservoirs DD, (see Ground Plan,) which are of the same dimensions as the boilers, and are filled with water, flowing from the boiler, as the...the first night, it may be raised to the same 3 с temperature in 20 minutes ; as, from the volume contained in the apparatus, it will retain its heat... | |
 | Horticulture - 1834 - 550 pages
...fermenting leaves in the pits also assist in keeping up this temperature. The pipes, boiler, and reservoir in each, contain about 140 gallons of water; when...after the first night, it may be raised to the same temperature in 20 minutes; as from the volume contained in the apparatus, it will retain its heat for... | |
 | Sir Joseph Paxton - Botany - 1836 - 382 pages
...reservoir contain about 140 gallons of water ; when the fires are first lighted, every thing being cold and damp, it takes about an hour to heat the...after the first night, it may be raised to the same temperature in twenty minutes. The furnace is attended from the shed behind (c). A very simple portable... | |
 | Charles McIntosh - Garden structures - 1853 - 916 pages
...lighted, the furnace and water being then cold, it takes about an hour to heat the water to 130° ; but when it is once heated, after the first night, it may be raised to the same temperature in twenty minutes ; as, from the volume contained in the apparatus, it will retain its... | |
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Pine plants each ; the atmosphere of the house may be kept regularly from 60 to 65 degrees, in the severest weather, without consuming more than three-fourths of a bushel of coals to each division ; or a bushel and a half to the two compartments. The... 