Every lady's guide to her own greenhouse, hothouse, and conservatory, by a lady

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Seite 17 - The front shelf is an open one ; the three or, if necessary, four pipes required to heat the house are placed under the shelf; the bottom is kept up from the ground by dwarf brick walls from back to front ; consequently there is a hollow under the flooring, and the path at the back of the house is bars. The heat, therefore, c OF THE GREENHOUSE.
Seite 22 - The great object accomplished by heating with hot water ia saving of time, and preventing the sudden changes of temperature which the going out of a fire would cause ; for the very draft which increases the heat when the fire is alight, cools the flue as rapidly the instant the fire is out, whereas a body of hot water retains its heat a long time after every spark of fixe is extinguished.
Seite 18 - The conical boiler here represented is filled with water all round the fire, which is inside, fed at the top, and there is a grating at the bottom to let the ashes out, with a hole near the top of the boiler for the smoke to go off through , when the fire is...
Seite 19 - The circulation of hot water, however, is so unvarying, that if there were only a single pipe leading to an open tank, the upper part of the pipe and the lower part would exhibit two different currents, the upper half running towards the tank, and the lower part towards the boiler...
Seite 21 - The arrows show where the heat enters and where it returns. But it is common now to heat pits in a hothouse by tanks, and to let a portion of pipe warm the house, as is explained by the lower diagram.
Seite 18 - The hot water goes out from the top of the boiler into the bent iron pipe through pipes of a smaller size ; as it traverses the pipe, it cools, and comes in at the bottom to be heated again, and again goes its circle. "Water...

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