sweepers are paid managed capital cities of $50 a month the first year, the world. $55 the second year, and The operations connect- $60 the third year, and the ed with the daily sweeping third year men are eligible of the hundreds of miles of for promotion to the posi- streets in this great city… … NEW STEAM-PROPELLED DUMPING SCOW FOR THE NEW YORK STREET CLEANING DEPARTMENT. Capacity, 600 cubic yards of refuse ; speed, 10 knots an hour. ) 1897 SCIENTIFIC AMERICAN, INC.
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