The Gardeners' Chronicle and Agricultural Gazette . us maybe seen in successful operation, in connection with their newTanks. The following are the present prices:— PlainBoiler. m. ^5. 10 I 5 Ribbed Boiler. 10 2 2 12 2 16 14 3 10 IS 5 6 24 8 16 60 10 612 6 17 6 826 0 836 ojs 6 7 6 2 6 6 6 Will heat ofPipe. 60 to 70 ft. 4 to 125 to 250 feet. 300 to 400 feet. 600 to SOO feet. Forcing Pit,Length by feet. Under 26 to 4040 to 6665 to 100 f Warm a grap. < ery , [andapit 60ft. If 3-inch pipe be used, one-third more. If 2-iDch pipe, as above quantities are rough


The Gardeners' Chronicle and Agricultural Gazette . us maybe seen in successful operation, in connection with their newTanks. The following are the present prices:— PlainBoiler. m. ^5. 10 I 5 Ribbed Boiler. 10 2 2 12 2 16 14 3 10 IS 5 6 24 8 16 60 10 612 6 17 6 826 0 836 ojs 6 7 6 2 6 6 6 Will heat ofPipe. 60 to 70 ft. 4 to 125 to 250 feet. 300 to 400 feet. 600 to SOO feet. Forcing Pit,Length by feet. Under 26 to 4040 to 6665 to 100 f Warm a grap. < ery , [andapit 60ft. If 3-inch pipe be used, one-third more. If 2-iDch pipe, as above quantities are rough estimates, which may be va-ried by enlarging or contracting the fire, or by regulating thefire door. It is possible to heat a much larger quantity of pipewith the boiler, but it would be done at great loss of fuel. Theabove proportions can be generally relied on as a near approxi-mation to what is correct. COTTAM AND HALLEN, Engineers, Iron-FODNnBRS, &C., &C., No. 2, WlNSLEV-STBKET, OXFORD- STREET, London, and at Cornwall Road, iM^klu^^^^i^


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Keywords: ., bookcentury1800, bookdecade1840, bookidg, booksubjecthorticulture