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Scientific American, Vol. 86, No. 2 (January 1902) (1902)

leaf 14

An illustration from Scientific American, Vol. 86, No. 2 (January 1902), 1902, leaf 14
Berkefeld Filter, which is constructed on the most scien-tilic and hygienic principle. Easy toclean and care for. Itapid filtration.One gallon of pure water in 4 minutes. Berkefeld Filter Co., 4 Cedar St., New York. … SALESMEN and AGENTS WANTED BIG WAGES—Our FamousPuritan Water Still, a won-derful invention—not a filter.22,000 already sold. Demandenormous. Everybody buys.Over the kitchen stove it fur-nishes plenty of distilled, aer-ated drinking water, pure, de-licious and safe. Only method,nistilled Water cures…

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