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Scientific American, Vol. 96, No. 26 (1907) (1907)

leaf 10

An illustration from Scientific American, Vol. 96, No. 26 (1907), 1907, leaf 10
t of the shells and the thus dispensing with the use of an air pump. We are Each of the movable front combinations is marked extra freight tariff on eggs. Each block-tin box of informed that the inventor is communicating with a with the focal lengths and the reduction which it pro- duces when… … Noise is the chief objection to driving by means 0: scale of dimensions increases by 1/100 for each 2 cen- The Gérlitz Pneumatic Disks. gear wheels, and although this objection has to a great timeters of elevation, between the limits of 180 and 220 extent been overcome by the use of rawhide pinions…

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