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Scientific American, Vol. 76, No. 23 (1897) (1897)
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re favora- the East Livers. bly with those of the best The sweepers are paid managed capital cities of $50 a month the “rst 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… … Capacity, 600 cubic yards of refuse ; speed, 10 knots an hour, © 1897 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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