. The American florist : a weekly journal for the trade. Floriculture; Florists. For The Greenhouse No brick foundations required: can be cleaned while in use; shipped on skids ready for installation. Specially designed for greenhouse use. Investisate before buying. Catalogue and Prices on Application. Superior Machine & Boiler Works, 2S-133 St. CHICAGO. ILL The Allied Trades. Descriptive particulars—with drawings or photographs, If possible-of any new appa- ratus or device which may prove helplul to .the trade are solicited for (his department. Facts About Concrete. A smooth ru
. The American florist : a weekly journal for the trade. Floriculture; Florists. For The Greenhouse No brick foundations required: can be cleaned while in use; shipped on skids ready for installation. Specially designed for greenhouse use. Investisate before buying. Catalogue and Prices on Application. Superior Machine & Boiler Works, 2S-133 St. CHICAGO. ILL The Allied Trades. Descriptive particulars—with drawings or photographs, If possible-of any new appa- ratus or device which may prove helplul to .the trade are solicited for (his department. Facts About Concrete. A smooth run for the wheelbarrows such as is provided by good boards lessens the labor considerably. See that there are no lumps of clay or loam in the stones or gravel, as these prevent the concrete binding. Always have the mixing board per- fectly level or waste will occur by the grout being washed over the ends. Plenty of help, in order to handle the mixing and placing of the concrete with dispatch, is a great advantage. In preparing concrete see that the sand is perfectly free of all vegetable matter or the strength of the concrete will bQ materially reduced. If the mixture has a streaky look dt is not thoroughly incorporated, and more time must be given to it, work- ing it over and over again until it is thoroughly mixed. A mixture of sizes of stones or gravel is always an advantage. It re- duces the size and number of voids in the concrete, thus saving sand and cement and resulting in a more com- pact mass. In very hot sunny weather finished concrete ds better for being covered with boards for a few days until thor- oughly hardened. It must also be pro- tected iu frosty weather, but not with manure. In hot weather damp the surface daily for a week to prevent this drying out much quicker than the center. Hot Water Versus steam. Ed. American florist:— I expect to put up three greenhouses, 25x100 feet each, on a new place, as I have no more room here. Would you suggest building to
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectfloriculture, bookyea
