. Florists' review [microform]. Floriculture. Where There Is Condensation —there is need for a Morehead Steam Trap. Condensation in steam lines is akin to matter out of place—means wasted energy. If your lines are sluggish—if your houses are not of uniform temperature, write us. We guarantee to drain your lines per- fectly—return the pure, hot condensation to your boiler without pump or injector or make no charge for the trial. Obey that impulse—write now. Morehead Manufacturing Company Dept. •« New York ChiwKo Wichita. Kan. New Orleans, La. M," DETROIT. MICHIGAN —stocks Carried in Philad


. Florists' review [microform]. Floriculture. Where There Is Condensation —there is need for a Morehead Steam Trap. Condensation in steam lines is akin to matter out of place—means wasted energy. If your lines are sluggish—if your houses are not of uniform temperature, write us. We guarantee to drain your lines per- fectly—return the pure, hot condensation to your boiler without pump or injector or make no charge for the trial. Obey that impulse—write now. Morehead Manufacturing Company Dept. •« New York ChiwKo Wichita. Kan. New Orleans, La. M," DETROIT. MICHIGAN —stocks Carried in Philadelphia Hemphla, Tenn. Birminffham, Ala. Los Anseles Chatham, Ontario San Francisco J). A Steady Pressure will always be mai n- tai ned in your steam pipes, no matter how the pressure at the boiler fluctuates, if you equip your main lines with these valves. Carry 40 or 50 pounds pressure on the boiler, set the tlughson Regulating Valve to carry 5 or 10 pounds on the line and you will always have a reserve in case of a sudden drop in temperature. This valve saves both fuel and worry. Ask for catalogue and particulars. Hnghson Steam Specialty Co. S021-3 S. State St., Chicaga upper end, a 2-inch pipe supplies No. 10, the lean-to. The supply pipe on the south end of the boiler is also 3-inch and runs straight west to the ridge of No. 7, where it is reduced to 2V^-inch to supply No. 7 and continues as 2%- inch to the north end of No. 6, supply- ing No. 5, No. 6, and a room at the north end of No. 6. The" returns from No. 10 are brought hack to the boiler through 114-iuch pipe, and from No. 8 and No. 9 through 2^-inch pipe. No. 7 has a separate 1-inch return for each 2-inch pipe, and these run directly to the bottom of the boiler room and empty into a 2-inch pipe running on a level with the return opening in the boiler and some twenty feet from it. The returns from Nos. 8, 9 and 10 run almost level on the greenhouse floor until about six feet from the boiler, when


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