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Scientific American, Vol. 44, No. 16 (1881) (1881)

leaf 10

An illustration from Scientific American, Vol. 44, No. 16 (1881), 1881, leaf 10
VENTIONS The bars are 41g in. wide. The engine is worked with a success, and attracted the attention of savants and of physi- Mr. Charles O. Allen, of Grand Rapids, Mich., has pa- ologists, but which is entirely out of use at present. ° tented an improved carpet sweeper. The invention consists One… … deviate sensibly from this rule of space becomes desirable, as are so many anomalies.” in shipment of the goods, etc. The improvement consists in In support of these obser- a chair composed of five principal members on each side, of the other is filled with oil to hold the valve gear in any posi-…

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