. Florists' review [microform]. Floriculture. 88 The Weekly Florists' Review. June 6, IINITFn PflAI QAI FQ milPANY ^he cost of coal is an important subject UHI I Lll bUHL UALLlI UUIfll fill I Wearethelargest independent shippers of the hlgh- FISHER BUILDING CHICAGO, ILL. est quality of coal from the states of Illinois, Indiana, Ohio, West Virginia, Kentucky and Pennsylvania. CBegln your greatest season by using the most reliable, economical and greatest heat-producing coals at the lowest price coneistent with quality. Railroads and the largest Industries use our products, as they give t
. Florists' review [microform]. Floriculture. 88 The Weekly Florists' Review. June 6, IINITFn PflAI QAI FQ milPANY ^he cost of coal is an important subject UHI I Lll bUHL UALLlI UUIfll fill I Wearethelargest independent shippers of the hlgh- FISHER BUILDING CHICAGO, ILL. est quality of coal from the states of Illinois, Indiana, Ohio, West Virginia, Kentucky and Pennsylvania. CBegln your greatest season by using the most reliable, economical and greatest heat-producing coals at the lowest price coneistent with quality. Railroads and the largest Industries use our products, as they give the most heat for the least money. t^Now that you are ready to begin your season, write us fully, today. ^ Mention The Review when yon write. Greenhouse Heating. Don't let the boiler stand empty all summer. "When you are through firing draw off the water and fill the system full of fresh water. Makeshift heating apparatus is about the most expensive thing a greenhouse owner can invest in. A well planned, well installed system may cost something, but it is an investment that pays large dividends through fuel saved and also through the improved quality of the out- put of the houses. SUBSCEIBERS are invited to write the editor of the Heating Department, de- scribing their troubles or asking any questions regarding the heating of green- houses, the piping or boiler-room. But please do not ask us to make a choice of apparatus for you. Each boiler adver- tised in The Review is a good boiler, and the advertisers sell them on their merits. ACCELERATING CIRCULATION. We would appreciate information on hot water circulation. The circulation in our heating coils is too slow. We have a^ open system. Would a change to a closed system be the best remedy? The expansion tank is about six feet above the boiler. When we run a good fire it makes steam, stops the circula- tion and forces the water through the expansion tank. How would we have to arrange the piping for a closed sys- tem? There i
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