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. Water & sewage works . iler toabsorb all of the heat, which is have proven that in Kewanee boilersthe gases enter the breeching at about 225degrees. Other tests have shown that inmany other boilers the hot gases enter thebreeching at from 400 to 600 degrees andsometimes higher. The following report or the smoke de-partment from June 1, 1912, to March 1,1913, may be of interest: Total number furnace changes 219 Contracts let for remodeling 16 No. stack readings taken 250 No. letters written to plant 753 No. letters received from plant owners 182 No. cases pen
. Water & sewage works . iler toabsorb all of the heat, which is have proven that in Kewanee boilersthe gases enter the breeching at about 225degrees. Other tests have shown that inmany other boilers the hot gases enter thebreeching at from 400 to 600 degrees andsometimes higher. The following report or the smoke de-partment from June 1, 1912, to March 1,1913, may be of interest: Total number furnace changes 219 Contracts let for remodeling 16 No. stack readings taken 250 No. letters written to plant 753 No. letters received from plant owners 182 No. cases pending in court. 10 No. cases dismissed in court 17 No. cases appealed to district court. 12 No. cases fined in police court 14 No. cases dismissed on promise to re-model plants 17 No. cases settled out of court 112 No. cases pending in district 2 Des Moines has 600 smokestacks whichcome directly under the supervision of thesmoke department. Out of this number225 are high pressure plants, the balancelow SAND piles for the little tots in the public playgrounds and parks of various citiesare as important as the ball grounds and athletic fields for the older illustration shows a sand pile in one of the parks of Minneapolis. August, WJ^ ^g3^^i^gp^r##^Miiiiteiai^^iiMi^^ EDITORIAL
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectsewerage, bookyear191